4.8m Thermowood Barrel Sauna

Description�� 2026 Sauna Sale Now On — Save hundreds on our premium Thermowood Barrel Saunas. Limited stock at these prices.4.8m Thermowood Barrel SaunaOutdoor Barrel Sauna | Complete Sauna Package | Wood Fired & Electric Heater Options | Seats 7-10Step into your own backyard retreat with our 4.8m Thermowood Barrel Sauna — a beautifully crafted outdoor sauna built from premium 46mm Thermally Modified Pine. Available in two diameters (Ø1.97m and Ø2.27m), with internal volumes of 12.22m³ and 16.22m³ respectively, this sauna pairs traditional barrel styling with modern heater options to suit every preference.Choose Your DiameterPick the size that suits your space and how you like to sauna:Ø1.97m — A snug, intimate barrel ideal for couples or smaller groups. Warms up faster and uses less fuel/electricity.Ø2.27m — More headroom, more bench space, and room to truly stretch out. Perfect for families or hosting guests.Floor Plan & DimensionsSee exactly how the 4.8m barrel is laid out — perfect for planning your space:Built-in Changing Room — Standard, but OptionalEvery 4.8m barrel comes standard with a built-in changing room — a useful covered porch area where you can hang towels, kick off your shoes, and step out of the elements before heading into the heat.Prefer a larger sauna space instead? Opt out of the changing room at no extra cost and the full barrel length becomes your sauna cabin — giving you significantly more interior volume and bench space. Just let us know when you order.Premium Thermowood ConstructionOur barrel saunas are built from 46mm Thermally Modified Pine staves, a high-performance timber that offers excellent durability and stability.Thermowood is treated using a natural heat modification process that improves the timber’s:Moisture resistance — far less swelling, shrinking, and warping than untreated pineRot & decay resistance — ideal for outdoor, year-round use in the UK climateThermal performance — better heat retention means faster warm-up and lower running costsDimensional stability — staves hold their shape, keeping the barrel tight and weather-sealedYour Free Premium Bundle — Included as StandardEvery 4.8m Thermowood Barrel Sauna ships with our complete starter package included:✅ Premium Finnish Roofing Shingles — weatherproof, attractive, and long-lasting✅ Wooden Backrests — for proper relaxation✅ Sauna Bucket & Ladle — traditional accessories included✅ Sand Timer & Thermometer — keep track of your session✅ Chimney Kit — for wood-fired heater installations✅ Professional Installation — Come home to your Sauna ready to useSelect Your Perfect Choice of HeaterChoose from our curated range of premium Harvia and HUUM heaters — every one of them perfectly suited to your barrel size:Harvia Spirit 9kW Electric with Wi-Fi controlHarvia M3 / M3 SL Traditional wood-firedHUUM DROP 9kW Designer electric with Wi-FiHUUM HIVE Flow Mini Premium designer electricCustomise Your SaunaMake it truly yours with our range of premium options:�� Wood Treatment — Natural, Larch, or Walnut oil finishes available�� Door Choice — Standard glass or full-glass premium door�� Panoramic Rear Window — Add a stunning view from your back bench�� Panoramic Front Window — Even more glass to enjoy your surroundings�� Upgraded Benches — Premium Thermowood bench upgrades available�� Lighting Upgrades — Optional fibre optic and chromotherapy lightingFinnish Roofing ShinglesIncluded as standard — genuine Finnish bitumen shingles in your choice of colour. These add a beautiful finishing touch while providing decades of weatherproof protection. Choose from Black, Red, Green, or Brown to match your garden.Delivery & InstallationYour barrel sauna will be delivered & Installed by our professional installation team. Lead times are typically 6–8 weeks from order and our team will deliver in large Sprinter type vans. For delivery only you will be contacted for preferred delivery type, whether palletised for forklift unloading, assembled for HIAB crane or forklift unloading or by Crane delivery if required and arranged. Full assembly instructions are included, and most customers complete the build in a weekend with two people.Looking for a specific configuration that isn’t listed above? Give us a call or drop us an email — bespoke specifications are available on request.