{"title":"3-4 Person Indoor Traditional Saunas","description":"\u003ch2\u003e3-4 Person Indoor Traditional Saunas — UK\u003c\/h2\u003e\n\u003cp\u003eReal Finnish saunas sized for small families or shared evening sessions. Dry heat from heated stones, water thrown on for löyly. Cabin walls 40-50mm with Harvia electric stones — built for daily use, not weekend novelty.\u003c\/p\u003e\n\u003ch3\u003eSite prep\u003c\/h3\u003e\n\u003cp\u003e6-8kW heater range. Needs a dedicated 32A single-phase supply, fitted by a qualified electrician. Indoor placement: basement, utility, annexe — a properly ventilated room with space around the cabin.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eLarger? See \u003ca href=\"\/collections\/4-5-person-indoor-traditional-saunas\"\u003e4-5 Person\u003c\/a\u003e or \u003ca href=\"\/collections\/6-plus-person-indoor-traditional-saunas\"\u003e6+ Person Indoor Traditional\u003c\/a\u003e. Smaller? See \u003ca href=\"\/collections\/2-3-person-indoor-traditional-saunas\"\u003e2-3 Person Indoor Traditional\u003c\/a\u003e.\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"hekla-indoor-traditional-210-sauna","title":"Hekla Indoor Traditional 210 Sauna — 3-4 Person Indoor Sauna","description":"\u003ch2\u003eHekla Indoor Traditional 210 — Real Finnish Sauna, 3-4 Person\u003c\/h2\u003e\n\u003cp\u003eThe Hekla Traditional 210 brings proper Finnish sauna bathing into the home — heated stones, water thrown on for löyly, that burst of steam that turns a hot room into a real sauna experience. Built by Hekla (UK manufacturer, Chesterfield) with 48mm thermo aspen wood walls, 8mm grey safety glass door, and a Harvia \"The Wall\" 6kW electric heater included.\u003c\/p\u003e\n\u003cp\u003eSized for 3-4 people. Fits the dedicated wellness room, basement conversion, garden office annex — anywhere with the floor space and the dedicated 25-amp electrical supply.\u003c\/p\u003e\n\n\u003ch3\u003eRunning cost + warm-up (the question buyers ask first)\u003c\/h3\u003e\n\u003cp\u003eThe Harvia 6kW heater pulls about 6 kWh peak. Run cost at 30p\/kWh is typically \u003cstrong\u003e£1.75–£2.25 per 90-minute session\u003c\/strong\u003e. Warm-up from cold to working temperature (80–90°C) takes around \u003cstrong\u003e30–45 minutes\u003c\/strong\u003e. Once you're up to temperature, throwing water on the stones (löyly) drops a brief humid pulse that's the whole point of traditional bathing — no infrared shortcut comes close.\u003c\/p\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, so the benches don't burn when you sit on them. Thermo treatment (heat-treated, chemical-free) makes the wood more stable and weather-resistant.\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 \"The Wall\" 6kW heater with Xenio digital control\u003c\/strong\u003e — Harvia is the named gold standard in every 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 — set the colour, set the music, no extra wiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in non-slip vinyl floor grid\u003c\/strong\u003e — safer than wooden duckboards, easier to clean.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChoice of two finishes\u003c\/strong\u003e — Nero (dark, modern) or Scandi (lighter wood tone, classic).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy \"real Finnish\" matters\u003c\/h3\u003e\n\u003cp\u003eIf you've used infrared and felt like something was missing, you're not alone. Infrared cabins warm your skin and body tissue directly without raising the air temperature much. Traditional saunas heat the room to 80–90°C and let you throw water on the stones for short bursts of intense humid heat. The deep sweat, the muscle relaxation, the breathing pattern — none of which infrared can replicate. The Hekla Traditional is built for the proper sauna ritual.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cp\u003eCabin (48mm thermo aspen), 8mm grey safety glass door + window, Harvia \"The Wall\" 6kW 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 a clear access route from your front door to the final placement room. Internal door widths typically need 800mm+ clearance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectrical:\u003c\/strong\u003e The Harvia 6kW heater needs a dedicated \u003cstrong\u003e25-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 (extractor or trickle vent) still needs consideration to clear humidity after sessions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Cabin assembly available — typically a half-day job for a 2-person team. Installation pricing varies by location.\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 3-4 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 2,100 × 1,600 × 2,100 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSauna volume:\u003c\/strong\u003e 7 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 \"The Wall\" 6kW electric, Xenio control, stones included\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 25A 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💡 Not sure if this is the right sauna for you? Read our \u003ca href=\"\/pages\/sauna-buying-guide-uk\"\u003ecomplete UK Sauna Buying Guide\u003c\/a\u003e — wood-fired vs electric vs infrared, indoor vs outdoor, real running costs, install requirements, and what to avoid. Written by founder Sarb Gill.\u003c\/p\u003e\n\u003cp\u003eChoosing between heating types? See our \u003ca href=\"\/blogs\/news\/infrared-vs-traditional-sauna-which-is-right-for-your-home\"\u003eInfrared vs Traditional Sauna comparison\u003c\/a\u003e — pros, cons, energy use, and which suits which household.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eWant a smaller indoor traditional? See \u003ca href=\"\/products\/hekla-indoor-traditional-160-sauna\"\u003eHekla Indoor Traditional 160\u003c\/a\u003e (2-3 person). Want a larger one? See the \u003ca href=\"\/products\/hekla-indoor-traditional-210x-sauna\"\u003e210X\u003c\/a\u003e (4-5 person) or \u003ca href=\"\/products\/hekla-indoor-traditional-220-sauna\"\u003e220\u003c\/a\u003e (6 person). Looking for infrared instead? See \u003ca href=\"\/collections\/indoor-infrared-saunas\"\u003eIndoor Infrared Saunas\u003c\/a\u003e. Want outdoor? 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":58162571215235,"sku":null,"price":4499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0988\/1187\/1619\/files\/Hekla-210X160-2-Nero-Cutout-CMYK-1_d95ece99-fabc-4a87-8629-24d538ad1dba.webp?v=1780307704"}],"url":"https:\/\/www.steamandoak.co.uk\/collections\/3-4-person-indoor-traditional-saunas.oembed","provider":"Steam\u0026Oak","version":"1.0","type":"link"}