{"title":"6+ Person Indoor Traditional Saunas","description":"\u003ch2\u003e6+ Person Indoor Traditional Saunas — UK\u003c\/h2\u003e\n\u003cp\u003eReal Finnish saunas built for families, shared routines, and social sessions. Dry heat from heated stones, water for löyly. Cabin walls 40-50mm with Harvia electric stones — properly thermal-massive for steady heat with multiple bathers.\u003c\/p\u003e\n\u003ch3\u003eBefore you buy\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlan electrics early:\u003c\/strong\u003e 9kW+ heaters typically require 16A 3-phase, fitted by a qualified electrician\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllow heat-up time:\u003c\/strong\u003e larger volume = 45+ minutes to working temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloor + ventilation:\u003c\/strong\u003e sealed concrete floor + dedicated extraction recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eSmaller? See \u003ca href=\"\/collections\/4-5-person-indoor-traditional-saunas\"\u003e4-5 Person Indoor Traditional\u003c\/a\u003e.\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"hekla-indoor-traditional-220-sauna","title":"Hekla Indoor Traditional 220 Sauna — 6 Person Indoor Sauna","description":"\u003ch2\u003eHekla Indoor Traditional 220 — Real Finnish Sauna, 6 Person\u003c\/h2\u003e\n\u003cp\u003eThe 220 is the largest in the Hekla Indoor Traditional range — sized for six people, built for the family wellness room, the basement build-out, the garden annex that doubles as a small wellness suite. Same UK-manufactured Hekla quality (48mm thermo aspen walls, 8mm grey safety glass, Harvia heater + stones included), scaled up to a full-capacity cabin.\u003c\/p\u003e\n\u003cp\u003eThis is the proper investment-grade indoor sauna for households who want sauna bathing to be a shared, weekly thing — not a solo retreat. Plan the install carefully; once it's in, this is a 15-year-plus piece of household infrastructure.\u003c\/p\u003e\n\n\u003ch3\u003eRunning cost + warm-up\u003c\/h3\u003e\n\u003cp\u003eThe Harvia 9kW heater on the larger 220 volume pulls about 9 kWh peak. Run cost at 30p\/kWh is typically \u003cstrong\u003e£2.75–£3.50 per 90-minute session\u003c\/strong\u003e. Warm-up from cold to working temperature (80–90°C) takes around \u003cstrong\u003e40 minutes\u003c\/strong\u003e. The larger volume means heat retention between löyly throws is generous — practical when six people are getting in and out.\u003c\/p\u003e\n\n\u003ch3\u003eWhy the 220 over the 210X\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWider footprint (2,200mm vs 2,100mm)\u003c\/strong\u003e + \u003cstrong\u003edeeper interior (2,100mm vs 2,000mm)\u003c\/strong\u003e — the 220 is a proper 6-person room, not a stretched 4-person.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBench layout supports L-shaped or facing-bench configuration\u003c\/strong\u003e — better for shared conversation than the linear bench of smaller models.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLarger heat reservoir\u003c\/strong\u003e — six people opening and closing the door doesn't drop the room temperature as quickly as a smaller cabin would.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes Hekla Traditional different\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e48mm thermo aspen wood walls\u003c\/strong\u003e — aspen has the lowest thermal conductivity of any common sauna wood. The benches stay comfortable to sit on even at 90°C. Thermo treatment makes the wood dimensionally stable and resistant to warping over years of heat cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8mm grey safety glass\u003c\/strong\u003e on the door and window — proper safety spec, tempered for thermal shock.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHarvia 9kW heater with Xenio digital control\u003c\/strong\u003e — Harvia is the gold standard in every UK Finnish sauna review. Stones included.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChromotherapy LED lights\u003c\/strong\u003e + \u003cstrong\u003ebluetooth sound system\u003c\/strong\u003e built in.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in non-slip vinyl floor grid\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChoice of two finishes\u003c\/strong\u003e — Nero (dark, modern) or Scandi (lighter wood tone).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cp\u003eCabin (48mm thermo aspen), 8mm grey safety glass door + window, Harvia 9kW electric heater, Harvia stones, Xenio digital control unit, chromotherapy LED lights, bluetooth audio, ventilation valve, non-slip vinyl floor grid, instructions. Comes with UK warranty.\u003c\/p\u003e\n\n\u003ch3\u003eDelivery \u0026amp; site preparation\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandard delivery:\u003c\/strong\u003e Free standard UK delivery is included.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSite:\u003c\/strong\u003e Indoor saunas need a level floor with clear access from front door to final placement. The 220 needs proper floor space — measure 2,200 × 2,100mm plus working clearance for assembly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectrical:\u003c\/strong\u003e The Harvia 9kW heater needs a dedicated \u003cstrong\u003e40-amp single-phase circuit\u003c\/strong\u003e connected by a qualified electrician before first use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVentilation:\u003c\/strong\u003e Sauna ventilation valve included; ambient room ventilation strongly recommended given the larger humidity output of a 6-person cabin.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Cabin assembly available — typically a full day for a 2-person team given the larger panel sizes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 6 person\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Indoor only\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e 2,200 × 2,100 × 2,100 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSauna volume:\u003c\/strong\u003e ~10 m³\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWall thickness:\u003c\/strong\u003e 48mm thermo aspen wood\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoor + window:\u003c\/strong\u003e 8mm grey safety glass\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeater:\u003c\/strong\u003e Harvia 9kW electric, Xenio control, stones included\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 40A dedicated single-phase circuit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLighting:\u003c\/strong\u003e Chromotherapy LED\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAudio:\u003c\/strong\u003e Built-in bluetooth sound system\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColour options:\u003c\/strong\u003e Nero or Scandi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Comes with UK warranty\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Hekla (Superior Wellness, UK)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e💡 \u003ca href=\"\/pages\/sauna-buying-guide-uk\"\u003eUK Sauna Buying Guide\u003c\/a\u003e | \u003ca href=\"\/blogs\/news\/infrared-vs-traditional-sauna-which-is-right-for-your-home\"\u003eInfrared vs Traditional comparison\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eWant a smaller indoor traditional? See the \u003ca href=\"\/products\/hekla-indoor-traditional-210-sauna\"\u003e210\u003c\/a\u003e (3-4 person) or \u003ca href=\"\/products\/hekla-indoor-traditional-210x-sauna\"\u003e210X\u003c\/a\u003e (4-5 person). Looking for outdoor instead? See \u003ca href=\"\/collections\/outdoor-barrel-saunas\"\u003eOutdoor Barrel\u003c\/a\u003e or \u003ca href=\"\/collections\/outdoor-cube-saunas\"\u003eOutdoor Cube Saunas\u003c\/a\u003e.\u003c\/em\u003e\u003c\/p\u003e","brand":"Hekla","offers":[{"title":"Default Title","offer_id":58162591400323,"sku":null,"price":6499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/1187\/1619\/files\/Hekla-220X210-Nero-Cutout-CMYK.webp?v=1780307645"}],"url":"https:\/\/www.steamandoak.co.uk\/collections\/6-plus-person-indoor-traditional-saunas.oembed","provider":"Steam\u0026Oak","version":"1.0","type":"link"}