{
 "licence": "CC BY 4.0 https://creativecommons.org/licenses/by/4.0/",
 "attribution": "outdoorsauna.uk",
 "source": "https://outdoorsauna.uk/data/",
 "checked": "2026-09-30",
 "count": 74,
 "heaters": [
  {
   "id": "huum-drop-9--waltons",
   "brand": "HUUM",
   "range": "DROP",
   "model": "Huum Drop 9kW Electric Sauna Heater",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 1599.99,
   "price_notes": "Single variant. Listing text describes the HUUM UKU Local controller; whether it is in the box and whether stones are included is not explicitly stated.",
   "retailer": "Waltons",
   "url": "https://www.waltons.co.uk/products/huum-drop-9kw-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-9-wifi--waltons",
   "brand": "HUUM",
   "range": "DROP",
   "model": "Huum Drop 9kW Electric Sauna Heater (Wi-fi)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "wifi app",
   "stones_kg": 55,
   "price": 2299.99,
   "price_notes": "Single variant. Listing text describes the HUUM UKU Wi-Fi controller (mobile app); inclusion of controller/stones not explicitly stated.",
   "retailer": "Waltons",
   "url": "https://www.waltons.co.uk/products/huum-drop-9kw-electric-sauna-heater-wi-fi",
   "verified": "2026-09-30"
  },
  {
   "id": "helo-hanko-8--waltons",
   "brand": "Helo",
   "range": "Hanko",
   "model": "8kW Electric Sauna Heater With Stones",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": 32,
   "price": 749.99,
   "price_notes": "Title says 'With Stones'. Rendered page showed £749.99; the product .json variant price was £824.99. Page: 'Free UK delivery to most postcodes.'",
   "retailer": "Waltons",
   "url": "https://www.waltons.co.uk/products/8kw-electric-sauna-heater-with-stones",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-wood--waltons",
   "brand": "HUUM",
   "range": "HIVE Wood",
   "model": "Huum Hive Wood-Burning Sauna Heater",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "n/a",
   "stones_kg": null,
   "price": 2999.99,
   "price_notes": "Single variant; inclusions not stated.",
   "retailer": "Waltons",
   "url": "https://www.waltons.co.uk/products/huum-hive-wood-burning-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "narvi-kuru-14-kit--waltons",
   "brand": "Narvi",
   "range": "Kuru",
   "model": "Narvi Kuru 14 Sauna Heating Wood Burner Kit",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "n/a",
   "stones_kg": null,
   "price": 2299.99,
   "price_notes": "'Full Kit': stove, flue kit, wall heat shielding and insulated base (per description).",
   "retailer": "Waltons",
   "url": "https://www.waltons.co.uk/products/narvi-kuru-14-sauna-heating-wood-burner-kit",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-6--palmako",
   "brand": "HUUM",
   "range": "DROP",
   "model": "Huum Drop - Nordic Design Heater 6kW (incl. Stones and Controller)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 10,
   "supply": "3-phase 3/N~400V, fuse 10 A; power cable 5 x 1.5 mm2; '1N connection is analogous to 3-phase connection'",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 1590.0,
   "price_notes": "Includes UKU Local control system (wall panel) and round olivine diabase stones.",
   "retailer": "Palmako",
   "url": "https://palmako.co.uk/products/huum-drop-heater-6kw-incl-stones",
   "verified": "2026-09-30"
  },
  {
   "id": "narvi-nm-6--palmako",
   "brand": "Narvi",
   "range": "NM",
   "model": "Narvi NM Sauna Heater 6kW (incl. Stones)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "built-in",
   "stones_kg": null,
   "price": 649.0,
   "price_notes": "Title says stones included.",
   "retailer": "Palmako",
   "url": "https://palmako.co.uk/products/narvi-nm-heater-6kw-incl-stones",
   "verified": "2026-09-30"
  },
  {
   "id": "narvi-3-6--palmako",
   "brand": "Narvi",
   "range": null,
   "model": "Narvi 3.6 kW Sauna Heater & Stones",
   "fuel": "electric",
   "kw": 3.6,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 649.0,
   "price_notes": "Title says '& Stones'.",
   "retailer": "Palmako",
   "url": "https://palmako.co.uk/products/narvi-3kw-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "narvi-9--palmako",
   "brand": "Narvi",
   "range": null,
   "model": "Narvi 9kW Sauna Heater & Stones",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 649.0,
   "price_notes": "Title says '& Stones'.",
   "retailer": "Palmako",
   "url": "https://palmako.co.uk/products/narvi-9kw-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-wood-stove-set--palmako",
   "brand": "Harvia",
   "range": null,
   "model": "Harvia Woodburning Sauna Stove Set With Chimney, Extension, Stones and Heat Shields",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "n/a",
   "stones_kg": null,
   "price": 2390.0,
   "price_notes": "Set per title: stove, chimney, extension, stones, heat shields. Variant 'Untreated'.",
   "retailer": "Palmako",
   "url": "https://palmako.co.uk/products/harvia_heater_wkm3_-firewood",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-4-5--finnmark",
   "brand": "HUUM",
   "range": "DROP",
   "model": "HUUM DROP Electric Sauna Heater 4.5kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": 3,
   "room_m3_max": 7,
   "supply": "400V 3-phase 3 x 10 A or 230V 1-phase 1 x 25 A",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 429.99,
   "price_notes": "Heater only: '*Stones & Controller to be purchased separately*' (4 x 15 kg boxes of stones recommended).",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-drop-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-6--finnmark",
   "brand": "HUUM",
   "range": "DROP",
   "model": "HUUM DROP Electric Sauna Heater 6kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 9,
   "supply": "400V 3-phase 3 x 10 A or 230V 1-phase 1 x 32 A",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 488.0,
   "price_notes": "Heater only: '*Stones & Controller to be purchased separately*' (4 x 15 kg boxes of stones recommended).",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-drop-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-8-5--finnmark",
   "brand": "HUUM",
   "range": "DROP",
   "model": "HUUM DROP Electric Sauna Heater 9kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 8.5,
   "room_m3_min": 8,
   "room_m3_max": 13,
   "supply": "400V 3-phase 3 x 16 A or 230V 1-phase 1 x 40 A",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 569.0,
   "price_notes": "Heater only: '*Stones & Controller to be purchased separately*' (4 x 15 kg boxes of stones recommended).",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-drop-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-mini-6--finnmark",
   "brand": "HUUM",
   "range": "HIVE Mini",
   "model": "HUUM HIVE Mini Electric Sauna Heater 6kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 9,
   "supply": "3-phase 3 x 10 A or 1-phase 1 x 32 A",
   "controls": "separate controller required",
   "stones_kg": 150,
   "price": 729.99,
   "price_notes": "Stones & controller purchased separately; must be purchased with UKU Local or UKU Wi-Fi.",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-mini-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-mini-9--finnmark",
   "brand": "HUUM",
   "range": "HIVE Mini",
   "model": "HUUM HIVE Mini Electric Sauna Heater 9kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 13,
   "supply": "3-phase 3 x 16 A or 1-phase 1 x 40 A",
   "controls": "separate controller required",
   "stones_kg": 150,
   "price": 958.99,
   "price_notes": "Stones & controller purchased separately; must be purchased with UKU Local or UKU Wi-Fi.",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-mini-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-mini-10-5--finnmark",
   "brand": "HUUM",
   "range": "HIVE Mini",
   "model": "HUUM HIVE Mini Electric Sauna Heater 10.5kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 10.5,
   "room_m3_min": 10,
   "room_m3_max": 16,
   "supply": "3-phase 3 x 16 A or 1-phase 1 x 50 A",
   "controls": "separate controller required",
   "stones_kg": 150,
   "price": 999.0,
   "price_notes": "Stones & controller purchased separately; must be purchased with UKU Local or UKU Wi-Fi.",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-mini-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-12--finnmark",
   "brand": "HUUM",
   "range": "HIVE",
   "model": "HUUM HIVE Electric Sauna Heater 12kW (3-Phase)",
   "fuel": "electric",
   "kw": 12.0,
   "room_m3_min": 12,
   "room_m3_max": 18,
   "supply": "3N~ 400V, 3 x 20 A (three-phase only)",
   "controls": "wifi app",
   "stones_kg": 250,
   "price": 915.0,
   "price_notes": "Stones purchased separately; 'must be purchased with the UKU Wi-Fi' controller (not included).",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-15--finnmark",
   "brand": "HUUM",
   "range": "HIVE",
   "model": "HUUM HIVE Electric Sauna Heater 15kW (3-Phase)",
   "fuel": "electric",
   "kw": 15.0,
   "room_m3_min": 15,
   "room_m3_max": 23,
   "supply": "3N~ 400V, 3 x 25 A (three-phase only)",
   "controls": "wifi app",
   "stones_kg": 250,
   "price": 965.0,
   "price_notes": "Stones purchased separately; 'must be purchased with the UKU Wi-Fi' controller (not included).",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-18--finnmark",
   "brand": "HUUM",
   "range": "HIVE",
   "model": "HUUM HIVE Electric Sauna Heater 18kW (3-Phase)",
   "fuel": "electric",
   "kw": 18.0,
   "room_m3_min": 18,
   "room_m3_max": 28,
   "supply": "3N~ 400V, 3 x 32 A (three-phase only)",
   "controls": "wifi app",
   "stones_kg": 250,
   "price": 1067.0,
   "price_notes": "Stones purchased separately; 'must be purchased with the UKU Wi-Fi' controller (not included).",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-cliff-6--finnmark",
   "brand": "HUUM",
   "range": "CLIFF",
   "model": "HUUM CLIFF Electric Sauna Heater 6kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 9,
   "supply": "3N~ 400V 3 x 10 A or 1N~ 230V 1 x 32 A",
   "controls": "separate controller required",
   "stones_kg": 75,
   "price": 658.0,
   "price_notes": "'*stones & controller to be purchased separately*'",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-cliff-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-cliff-9--finnmark",
   "brand": "HUUM",
   "range": "CLIFF",
   "model": "HUUM CLIFF Electric Sauna Heater 9kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 13,
   "supply": "3N~ 400V 3 x 16 A or 1N~ 230V 1 x 40 A",
   "controls": "separate controller required",
   "stones_kg": 75,
   "price": 764.0,
   "price_notes": "'*stones & controller to be purchased separately*'",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-cliff-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-cliff-10-5--finnmark",
   "brand": "HUUM",
   "range": "CLIFF",
   "model": "HUUM CLIFF Electric Sauna Heater 10.5kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 10.5,
   "room_m3_min": 10,
   "room_m3_max": 16,
   "supply": "3N~ 400V 3 x 16 A or 1N~ 230V 1 x 50 A",
   "controls": "separate controller required",
   "stones_kg": 75,
   "price": 856.0,
   "price_notes": "'*stones & controller to be purchased separately*'",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-cliff-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-steel-6--finnmark",
   "brand": "HUUM",
   "range": "STEEL",
   "model": "HUUM STEEL Electric Sauna Heater 6kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 9,
   "supply": "3-phase 400V 3 x 10 A (5-core 1.5 mm2 SWA) or 1-phase 230V 1 x 32 A (3-core 6 mm2 SWA)",
   "controls": "separate controller required",
   "stones_kg": 150,
   "price": 659.99,
   "price_notes": "'*stones & controller to be purchased separately*'",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-steel-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-steel-9--finnmark",
   "brand": "HUUM",
   "range": "STEEL",
   "model": "HUUM STEEL Electric Sauna Heater 9kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 13,
   "supply": "3-phase 400V 3 x 16 A (5-core 2.5 mm2 SWA) or 1-phase 230V 1 x 40 A (3-core 10 mm2 SWA)",
   "controls": "separate controller required",
   "stones_kg": 150,
   "price": 838.0,
   "price_notes": "'*stones & controller to be purchased separately*'",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-steel-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-steel-10-5--finnmark",
   "brand": "HUUM",
   "range": "STEEL",
   "model": "HUUM STEEL Electric Sauna Heater 10.5kW (1-Phase & 3-Phase)",
   "fuel": "electric",
   "kw": 10.5,
   "room_m3_min": 10,
   "room_m3_max": 16,
   "supply": "3-phase 400V 3 x 16 A (5-core 2.5 mm2 SWA) or 1-phase 230V 1 x 50 A (3-core 10 mm2 SWA)",
   "controls": "separate controller required",
   "stones_kg": 150,
   "price": 890.0,
   "price_notes": "'*stones & controller to be purchased separately*'",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-steel-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-flow--finnmark",
   "brand": "HUUM",
   "range": "HIVE Flow (wood)",
   "model": "HUUM HIVE Flow Wood Burning Sauna Heater - HIVE Flow",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "n/a",
   "stones_kg": 150,
   "price": 1396.0,
   "price_notes": "Variants: HIVE Flow £1396.00; HIVE Flow LS (Tunnel) £1469.00. Inclusions not stated.",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-flow-wood-burning-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-hive-flow-mini--finnmark",
   "brand": "HUUM",
   "range": "HIVE Flow (wood)",
   "model": "HUUM HIVE Flow Wood Burning Sauna Heater - HIVE Flow Mini",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "n/a",
   "stones_kg": 105,
   "price": 1328.0,
   "price_notes": "Variants: HIVE Flow Mini £1328.00; HIVE Flow Mini LS (Tunnel) £1494.00. Inclusions not stated.",
   "retailer": "Finnmark Sauna",
   "url": "https://www.finnmarksauna.co.uk/products/huum-hive-flow-wood-burning-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-4-5--steam-and-oak",
   "brand": "HUUM",
   "range": "DROP",
   "model": "HUUM Drop Electric Sauna Heater 4.5kW",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": 3,
   "room_m3_max": 7,
   "supply": "'230V/400V connection by a qualified electrician'",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 899.0,
   "price_notes": "Page states it 'requires a separate control unit'; does not state whether a controller or stones are included in this price. '2-year warranty'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/huum-drop-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-6--steam-and-oak",
   "brand": "HUUM",
   "range": "DROP",
   "model": "HUUM Drop Electric Sauna Heater 6kW",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 9,
   "supply": "'230V/400V connection by a qualified electrician'",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 999.0,
   "price_notes": "Page states it 'requires a separate control unit'; does not state whether a controller or stones are included in this price. '2-year warranty'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/huum-drop-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "huum-drop-8-5--steam-and-oak",
   "brand": "HUUM",
   "range": "DROP",
   "model": "HUUM Drop Electric Sauna Heater 8.5kW",
   "fuel": "electric",
   "kw": 8.5,
   "room_m3_min": 8,
   "room_m3_max": 13,
   "supply": "'230V/400V connection by a qualified electrician'",
   "controls": "separate controller required",
   "stones_kg": 55,
   "price": 1199.0,
   "price_notes": "Page states it 'requires a separate control unit'; does not state whether a controller or stones are included in this price. '2-year warranty'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/huum-drop-electric-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-4-5--steam-and-oak",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia Wall Black Steel Sauna Heater 4.5kW",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": 3,
   "room_m3_max": 6,
   "supply": "'230V/400V connection by a qualified electrician'",
   "controls": "built-in",
   "stones_kg": 20,
   "price": 449.0,
   "price_notes": "Stones inclusion not stated. '2-year warranty'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-wall-black-steel-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-6--steam-and-oak",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia Wall Black Steel Sauna Heater 6kW",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 8,
   "supply": "'230V/400V connection by a qualified electrician'",
   "controls": "built-in",
   "stones_kg": 20,
   "price": 489.0,
   "price_notes": "Stones inclusion not stated. '2-year warranty'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-wall-black-steel-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-8--steam-and-oak",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia Wall Black Steel Sauna Heater 8kW",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": 7,
   "room_m3_max": 12,
   "supply": "'230V/400V connection by a qualified electrician'",
   "controls": "built-in",
   "stones_kg": 20,
   "price": 529.0,
   "price_notes": "Stones inclusion not stated. '2-year warranty'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-wall-black-steel-sauna-heater",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-pc90--steam-and-oak",
   "brand": "Harvia",
   "range": "Cilindro",
   "model": "Harvia Cilindro PC90 — 9 kW Electric Sauna Heater, Steel",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 14,
   "supply": null,
   "controls": "built-in",
   "stones_kg": 80,
   "price": 730.0,
   "price_notes": "'Sauna stones are required and sold separately' (approx. 80 kg / 4 boxes of Harvia 5-10 cm stones).",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-cilindro-pc90-9-kw-electric-sauna-heater-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-pc90xe--steam-and-oak",
   "brand": "Harvia",
   "range": "Cilindro",
   "model": "Harvia Cilindro PC90XE — 9 kW Electric Sauna Heater with Xenio Digital Control, Steel",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 14,
   "supply": null,
   "controls": "separate controller required",
   "stones_kg": 80,
   "price": 1195.0,
   "price_notes": "Includes Xenio CX170 digital control ('cable and temperature sensor included'); stones sold separately.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-cilindro-pc90xe-9-kw-electric-sauna-heater-with-xenio-digital-control-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-pc90xe-cx170xw--steam-and-oak",
   "brand": "Harvia",
   "range": "Cilindro",
   "model": "Harvia Cilindro PC90XE WiFi System — 9 kW Sauna Heater with CX170XW WiFi Panel & MyHarvia App",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 14,
   "supply": null,
   "controls": "wifi app",
   "stones_kg": 80,
   "price": 1465.0,
   "price_notes": "Includes Xenio CX170XW WiFi touch panel; stones sold separately.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-cilindro-pc90xw-9-kw-wifi-electric-sauna-heater-with-myharvia-app-control-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-wood-kit-onyxia--steam-and-oak",
   "brand": "Harvia",
   "range": null,
   "model": "Harvia Wood-Burning Heater Kit (for Onyxia Barrel)",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "n/a",
   "stones_kg": null,
   "price": 1595.0,
   "price_notes": "'Includes stove, protection plate, fireplace base and side protection'; 'Stones sold separately'.",
   "retailer": "Steam & Oak",
   "url": "https://www.steamandoak.co.uk/products/harvia-wood-burning-heater-kit-onyxia-barrel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-kip60e--aqualine",
   "brand": "Harvia",
   "range": "KIP",
   "model": "Harvia Kip60E 6kW Electric Sauna Heater - Single/Three Phase 230V Black",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": "'Single/Three Phase 230V' (title)",
   "controls": "separate controller required",
   "stones_kg": null,
   "price": 395.0,
   "price_notes": "Special Price £395.00, was £493.75. 'Heater only, control unit not included!' VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-kip60e-6kw-electric-sauna-heater-single-three-phase-230v-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-kip80e--aqualine",
   "brand": "Harvia",
   "range": "KIP",
   "model": "Harvia Kip80E 8kW Electric Sauna Heater - Single/Three Phase 230V Black - Controls not included",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": "'Single/Three Phase 230V' (title)",
   "controls": "separate controller required",
   "stones_kg": null,
   "price": 435.0,
   "price_notes": "Special Price £435.00, was £485.00. 'Heater only, control unit not included!' VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-kip80e-8kw-electric-sauna-heater-single-three-phase-230v-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-kip80--aqualine",
   "brand": "Harvia",
   "range": "KIP",
   "model": "Harvia Kip80 8kW Electric Sauna Heater - Single/Three Phase 230V Black",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": "'Single/Three Phase 230V' (title)",
   "controls": null,
   "stones_kg": null,
   "price": 475.0,
   "price_notes": "Special Price £475.00, was £593.75. 'Pre Order (Delivery in 4-8 Weeks)'. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-kip80-8kw-electric-sauna-heater-single-three-phase-230v-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-vega-bc60e--aqualine",
   "brand": "Harvia",
   "range": "Vega",
   "model": "Harvia Vega E Sauna Heater 6kW - BC60E",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 8,
   "supply": "'Single Phase, 3 Phase'",
   "controls": "separate controller required",
   "stones_kg": 20,
   "price": 380.0,
   "price_notes": "Special Price £380.00, was £420.00. Stones not included ('Requires 1 x Box of 5 - 10cm (Small) Stones'); controls sold separately. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-vega-e-sauna-heater-6kw-bc60e-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-vega-bc80e--aqualine",
   "brand": "Harvia",
   "range": "Vega",
   "model": "Harvia Vega E Sauna Heater - 8kW - BC80E (Controls Not Included)",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": 7,
   "room_m3_max": 12,
   "supply": "'Single Phase, 3 Phase'",
   "controls": "separate controller required",
   "stones_kg": 20,
   "price": 395.0,
   "price_notes": "Special Price £395.00, was £440.00. Stones not included ('Requires 1 x Box of 5 - 10cm (Small) Stones'). 'Pre Order (Delivery in 4-8 Weeks)'. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-vega-e-sauna-heater-8kw-bc80e-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-sw60e--aqualine",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "The Wall E Harvia Sauna Heater 6kW - SW60E steel (Controls Not Included)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 8,
   "supply": "'Single Phase, 3 Phase'",
   "controls": "separate controller required",
   "stones_kg": 20,
   "price": 425.0,
   "price_notes": "Special Price £425.00, was £470.00. Stones not included. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/the-wall-e-harvia-sauna-heater-6kw-sw60e-steel-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-sw80--aqualine",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "The Wall Harvia Sauna Heater 8kW - SW80 steel",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": 7,
   "room_m3_max": 12,
   "supply": "'Single Phase, 3 Phase'",
   "controls": "built-in",
   "stones_kg": null,
   "price": 610.0,
   "price_notes": "Special Price £610.00, was £675.00. 'Stones not included' ('Requires 1 x Box of 5 - 10cm (Small) Stones'). VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/the-wall-harvia-sauna-heater-8kw-sw80-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-pc70e--aqualine",
   "brand": "Harvia",
   "range": "Cilindro",
   "model": "Harvia Cilindro E Sauna Heater 6.8kW - PC70E - Steel (Controls Not Included)",
   "fuel": "electric",
   "kw": 6.8,
   "room_m3_min": 6,
   "room_m3_max": 10,
   "supply": "'Single Phase, 3 Phase'",
   "controls": "separate controller required",
   "stones_kg": null,
   "price": 495.0,
   "price_notes": "Special Price £495.00, was £550.00. 'Requires 4 x Box of 5 - 10cm (Small) Stones' (not included). VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-cilindro-e-sauna-heater-7kw-pc70e-steel-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-m3--aqualine",
   "brand": "Harvia",
   "range": "M3",
   "model": "Harvia M3 Wood Burning Stove - Black",
   "fuel": "wood",
   "kw": 16.5,
   "room_m3_min": 6,
   "room_m3_max": 13,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": 30,
   "price": 755.0,
   "price_notes": "Special Price £755.00, was £840.00. 'Requires 2 x Boxes of 10 - 15cm (Large) Stones' (not included). VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-m3-wood-burning-stove",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-pro-20--aqualine",
   "brand": "Harvia",
   "range": "Pro",
   "model": "Harvia Wood Burning Stove Pro 20 - Black",
   "fuel": "wood",
   "kw": 24.1,
   "room_m3_min": 8,
   "room_m3_max": 20,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": 40,
   "price": 1250.0,
   "price_notes": "Special Price £1,250.00, was £1,390.00. Stove only; 'Requires 2 x Box of 10 - 15cm (Large) Stones'. 'Free Delivery is included within the price, for Mainland UK and Northern Ireland.' VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-wood-burning-heater-pro-20-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-pro-26--aqualine",
   "brand": "Harvia",
   "range": "Pro",
   "model": "Harvia Pro 26 (WKP260)",
   "fuel": "wood",
   "kw": 26.6,
   "room_m3_min": 10,
   "room_m3_max": 26,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": 50,
   "price": 1405.0,
   "price_notes": "Special Price £1,405.00, was £1,560.00. Stones not included ('Requires 3 x Box of 10 - 15cm (Large) Stones'). 'Pre Order (Delivery in 4-8 Weeks)'. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-26-pro",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-pro-36--aqualine",
   "brand": "Harvia",
   "range": "Pro",
   "model": "Harvia Wood burning heater Pro 36 black (WK360)",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": 14,
   "room_m3_max": 36,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": 60,
   "price": 1560.0,
   "price_notes": "Special Price £1,560.00, was £1,735.00. 'Requires 3 x Box of 10 - 15cm (Large) Stones'. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-wood-burning-heater-pro-36-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-legend-150--aqualine",
   "brand": "Harvia",
   "range": "Legend",
   "model": "Harvia Legend 150 Wood Burning Stove",
   "fuel": "wood",
   "kw": 16.0,
   "room_m3_min": 6,
   "room_m3_max": 13,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": 120,
   "price": 1450.0,
   "price_notes": "Special Price £1,450.00, was £1,610.00. 'Requires 6 x Box of 10 - 15cm (Large) Stones' (not included). VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-legend-150-wood-burning-stove",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-16--aqualine",
   "brand": "Harvia",
   "range": "Cilindro (wood)",
   "model": "Harvia Cilindro 16 Wood Burning Sauna Heater",
   "fuel": "wood",
   "kw": 16.0,
   "room_m3_min": 6,
   "room_m3_max": 13,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": 120,
   "price": 940.0,
   "price_notes": "Special Price £940.00, was £1,045.00. 'Stones not included. Requires 6 x Boxes of 10 - 15cm (Large) Stones'. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/cilindro-16",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-kip45e--aqualine",
   "brand": "Harvia",
   "range": "KIP",
   "model": "Harvia Kip45E 4.5kW Electric Sauna Heater",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 380.0,
   "price_notes": "Listing: Special Price £380.00, was £475.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-kip45e-4-5kw-electric-sauna-heater-single-three-phase-230v-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-kip45--aqualine",
   "brand": "Harvia",
   "range": "KIP",
   "model": "Harvia Kip45 4.5kW Electric Sauna Heater",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 410.0,
   "price_notes": "Listing: Special Price £410.00, was £512.50. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-kip45-4-5kw-electric-sauna-heater-single-three-phase-230v-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-kip60--aqualine",
   "brand": "Harvia",
   "range": "KIP",
   "model": "Harvia Kip60 6kW Electric Sauna Heater - Single/Three Phase 230V Black",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 430.0,
   "price_notes": "Listing: Special Price £430.00, was £537.50. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-kip60-6kw-electric-sauna-heater-single-three-phase-230v-black",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-vega-bc45e--aqualine",
   "brand": "Harvia",
   "range": "Vega",
   "model": "Harvia Vega E Sauna Heater 4.5kW - BC45E",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "separate controller required",
   "stones_kg": null,
   "price": 355.0,
   "price_notes": "Listing: Special Price £355.00, was £395.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-vega-e-sauna-heater-4-5kw-bc45e-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-vega-bc90e--aqualine",
   "brand": "Harvia",
   "range": "Vega",
   "model": "Harvia Vega E Sauna Heater - 9kW - BC90E (Controls Not Included)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "separate controller required",
   "stones_kg": null,
   "price": 415.0,
   "price_notes": "Listing: Special Price £415.00, was £460.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-vega-e-sauna-heater-9kw-bc90e-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-vega-bc80--aqualine",
   "brand": "Harvia",
   "range": "Vega",
   "model": "Harvia Vega Sauna Heater 8kW - BC80",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 520.0,
   "price_notes": "Listing: Special Price £520.00, was £575.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-vega-sauna-heater-8kw-bc80",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-sw45--aqualine",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "The Wall Harvia Sauna Heater 4.5kW - SW45 Steel",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 565.0,
   "price_notes": "Listing: Special Price £565.00, was £630.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/the-wall-harvia-sauna-heater-4-5kw-sw45-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-sw60--aqualine",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "The Wall Harvia Sauna Heater 6kW - SW60 Steel",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 580.0,
   "price_notes": "Listing: Special Price £580.00, was £645.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/the-wall-harvia-sauna-heater-6kw-sw60-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-sw90--aqualine",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "The Wall Harvia Sauna Heater 9kW - SW90 Steel",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 675.0,
   "price_notes": "Listing: Special Price £675.00, was £750.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/the-wall-harvia-sauna-heater-9kw-sw90-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-pc90e--aqualine",
   "brand": "Harvia",
   "range": "Cilindro",
   "model": "Harvia Cilindro E Sauna Heater 9kW - PC90E - Steel",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": "separate controller required",
   "stones_kg": null,
   "price": 550.0,
   "price_notes": "Listing: Special Price £550.00, was £610.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-cilindro-e-sauna-heater-9kw-pc90e-steel-controls-not-included",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-cilindro-pc70--aqualine",
   "brand": "Harvia",
   "range": "Cilindro",
   "model": "Harvia Cilindro Sauna Heater 6.8kW - PC70 Steel",
   "fuel": "electric",
   "kw": 6.8,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": null,
   "controls": null,
   "stones_kg": null,
   "price": 625.0,
   "price_notes": "Listing: Special Price £625.00, was £695.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/electric-sauna-heaters/harvia-cilindro-sauna-heater-7kw-pc70-steel",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-m3-sl--aqualine",
   "brand": "Harvia",
   "range": "M3",
   "model": "Harvia M3 SL Wood Burning Stove",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": null,
   "price": 1175.0,
   "price_notes": "Listing: Special Price £1,175.00, was £1,305.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-m3-sl-wood-burning-stove",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-pro-20-sl--aqualine",
   "brand": "Harvia",
   "range": "Pro",
   "model": "Harvia Pro 20 SL Wood Burning Stove - Black (WK200SL)",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": null,
   "price": 1330.0,
   "price_notes": "Listing: Special Price £1,330.00, was £1,475.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-20-sl",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-linear-16--aqualine",
   "brand": "Harvia",
   "range": "Linear",
   "model": "Wood burning heater Harvia Linear 16 black",
   "fuel": "wood",
   "kw": null,
   "room_m3_min": null,
   "room_m3_max": null,
   "supply": "n/a",
   "controls": "n/a",
   "stones_kg": null,
   "price": 755.0,
   "price_notes": "Listing: Special Price £755.00, was £840.00. VAT basis not stated on product page.",
   "retailer": "Aqualine Saunas",
   "url": "https://www.aqualinesaunas.co.uk/wood-burning-sauna-stoves/harvia-16-woodburning-stove",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-spirit-6--leisurequip",
   "brand": "Harvia",
   "range": "Spirit",
   "model": "Harvia Spirit of Löyly Electric Sauna Heater E XW Wi-Fi (6kW option)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 8,
   "supply": "230V~, 230V 3~, 400V 3N~; fuses '3 × 16A' (as listed for the product)",
   "controls": null,
   "stones_kg": 60,
   "price": null,
   "price_notes": "Listed 'From £559.00'; per-option price not captured. Control panel option: None or Harvia Xenio Wi-Fi (SP60XW/SP90XW). VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-spirit-of-loyly-electric-sauna-heater-e-xw-wi-fi/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-spirit-9--leisurequip",
   "brand": "Harvia",
   "range": "Spirit",
   "model": "Harvia Spirit of Löyly Electric Sauna Heater E XW Wi-Fi (9kW option)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 14,
   "supply": "230V~, 230V 3~, 400V 3N~; fuses '3 × 16A' (as listed for the product)",
   "controls": null,
   "stones_kg": 60,
   "price": null,
   "price_notes": "Listed 'From £559.00'; per-option price not captured. Control panel option: None or Harvia Xenio Wi-Fi (SP60XW/SP90XW). VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-spirit-of-loyly-electric-sauna-heater-e-xw-wi-fi/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-virta-hl70--leisurequip",
   "brand": "Harvia",
   "range": "Virta",
   "model": "Harvia Virta Heavy Duty Electric Sauna Heater Black - HL70",
   "fuel": "electric",
   "kw": 7.0,
   "room_m3_min": 5,
   "room_m3_max": 10,
   "supply": "230VAC, 230VAC 3-phase, 400VAC 3-phase; fuses '3 × 16A' (as listed)",
   "controls": "separate controller required",
   "stones_kg": 50,
   "price": 958.0,
   "price_notes": "£958.00 for 7kW (HL70), the 'From' price. 'Requires separate control panel to operate'; controller options None / C170VKK / Xenio CX170XW; stones and controller not included. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-virta-heavy-duty-electric-sauna-heater-black/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-virta-hl90--leisurequip",
   "brand": "Harvia",
   "range": "Virta",
   "model": "Harvia Virta Heavy Duty Electric Sauna Heater Black - HL90",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 14,
   "supply": "230VAC, 230VAC 3-phase, 400VAC 3-phase; fuses '3 × 16A' (as listed)",
   "controls": "separate controller required",
   "stones_kg": 50,
   "price": null,
   "price_notes": "Price for this option not captured (product listed 'From £958.00'). 'Requires separate control panel to operate'; controller options None / C170VKK / Xenio CX170XW; stones and controller not included. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-virta-heavy-duty-electric-sauna-heater-black/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-virta-hl110--leisurequip",
   "brand": "Harvia",
   "range": "Virta",
   "model": "Harvia Virta Heavy Duty Electric Sauna Heater Black - HL110",
   "fuel": "electric",
   "kw": 11.0,
   "room_m3_min": 9,
   "room_m3_max": 18,
   "supply": "230VAC, 230VAC 3-phase, 400VAC 3-phase; fuses '3 × 16A' (as listed)",
   "controls": "separate controller required",
   "stones_kg": 70,
   "price": null,
   "price_notes": "Price for this option not captured (product listed 'From £958.00'). 'Requires separate control panel to operate'; controller options None / C170VKK / Xenio CX170XW; stones and controller not included. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-virta-heavy-duty-electric-sauna-heater-black/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-4-5--leisurequip",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia The Wall Electric Home Sauna Heater Steel Black (4.5kW option)",
   "fuel": "electric",
   "kw": 4.5,
   "room_m3_min": 3,
   "room_m3_max": 6,
   "supply": "230VAC, 230VAC 3ph, 400VAC 3ph; fuses '3 x 16A' (as listed for the range)",
   "controls": null,
   "stones_kg": 20,
   "price": null,
   "price_notes": "Range listed 'From £250.00'; per-option price not captured. Control options: None, Built-in, C90, Senlog CF9, Xenio CX110. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-the-wall-electric-home-sauna-heater-steel-black/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-6--leisurequip",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia The Wall Electric Home Sauna Heater Steel Black (6kW option)",
   "fuel": "electric",
   "kw": 6.0,
   "room_m3_min": 5,
   "room_m3_max": 8,
   "supply": "230VAC, 230VAC 3ph, 400VAC 3ph; fuses '3 x 16A' (as listed for the range)",
   "controls": null,
   "stones_kg": 20,
   "price": null,
   "price_notes": "Range listed 'From £250.00'; per-option price not captured. Control options: None, Built-in, C90, Senlog CF9, Xenio CX110. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-the-wall-electric-home-sauna-heater-steel-black/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-8--leisurequip",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia The Wall Electric Home Sauna Heater Steel Black (8kW option)",
   "fuel": "electric",
   "kw": 8.0,
   "room_m3_min": 7,
   "room_m3_max": 12,
   "supply": "230VAC, 230VAC 3ph, 400VAC 3ph; fuses '3 x 16A' (as listed for the range)",
   "controls": null,
   "stones_kg": 20,
   "price": null,
   "price_notes": "Range listed 'From £250.00'; per-option price not captured. Control options: None, Built-in, C90, Senlog CF9, Xenio CX110. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-the-wall-electric-home-sauna-heater-steel-black/",
   "verified": "2026-09-30"
  },
  {
   "id": "harvia-the-wall-9--leisurequip",
   "brand": "Harvia",
   "range": "The Wall",
   "model": "Harvia The Wall Electric Home Sauna Heater Steel Black (9kW option)",
   "fuel": "electric",
   "kw": 9.0,
   "room_m3_min": 8,
   "room_m3_max": 14,
   "supply": "230VAC, 230VAC 3ph, 400VAC 3ph; fuses '3 x 16A' (as listed for the range)",
   "controls": null,
   "stones_kg": 20,
   "price": null,
   "price_notes": "Range listed 'From £250.00'; per-option price not captured. Control options: None, Built-in, C90, Senlog CF9, Xenio CX110. VAT basis not stated.",
   "retailer": "Leisurequip",
   "url": "https://www.leisurequip.com/shop/product/harvia-the-wall-electric-home-sauna-heater-steel-black/",
   "verified": "2026-09-30"
  }
 ]
}