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Price: 1895.00 GBP
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Steam & Oak is the first UK retail partner for FinSteam — bringing this Finnish gas sauna engineering to British gardens, off-grid cabins, custom builds and existing-sauna retrofits. The premium FinSteam gas heater — modern design, certified, retrofit-ready The Aurora 81 is FinSteam's newer premium 8.1 kW gas sauna heater — the next-generation evolution of the Botnia. Same patented burner technology, same certified safety case, same off-grid propane operation, same 15-20 minute heat-up. What you're buying with the Aurora is the modern design language and broader sauna-type adaptability — intended for retrofits where the heater itself is part of the aesthetic, glass-fronted cabin saunas, premium custom builds, and any commercial setup where the visible heater quality matters. Upgrading your current sauna? Here's where the Aurora fits The Aurora 81 is certified as a standalone gas appliance — it can be installed in any sauna structure provided you meet the FinSteam installation specifications. Common retrofit scenarios where Aurora is the right pick over the Botnia: Glass-fronted or design-led cabin sauna — the heater is visible, so the design language matters. Aurora's modern finish reads better than the Botnia's workhorse aesthetic. Premium custom build — architect-led or designer-led sauna projects where the heater is treated as a design element. High-end holiday let / boutique Airbnb — guests see the heater. Aurora supports the premium positioning of the rental. Commercial / hire setup where the equipment is on display — events, pop-ups, festival use, retreat venues. The Aurora R14S is the configuration most premium operators choose. Replacing a tired electric heater in a quality cabin — keep the existing build, upgrade the heart of it. Off-grid cabin / cottage build where you're not constrained by budget and want the newer FinSteam product. If function-per-pound is the priority — buy the Botnia 81 instead. Heating performance is identical. The Aurora's £200-300 premium over the equivalent Botnia variant pays for design, not capability. Why a gas sauna heater (and why it beats wood-fired or electric) For owners considering an upgrade, the headline comparison: FinSteam gas Wood-fired Electric Heat-up time under 20 minutes, turn a dial 30-45 minutes, tend a fire 30-60 minutes Power needed Propane bottle Firewood Mains — often a dedicated 32A circuit Electrician / wiring None None Usually required (£1-2k) Chimney None Required None Smoke, ash, soot None Yes, every session None Humidity Naturally humid (combustion vapour stays in the cabin) Dry until you ladle Dry until you ladle Off-grid Yes Yes No Control Dial The fire decides Thermostat / timer Safety EU-certified, auto oxygen shut-off Open flame Electrical Works in a power cut Yes Yes No A clever piece of engineering — the certified safety case Running gas safely inside a small, enclosed, oxygen-hungry space is genuinely hard. FinSteam solved it with patented burner technology delivering clean, stable combustion, wrapped in two layers of automatic safety: Oxygen Depletion Sensor (ODS) — continuously monitors oxygen levels and automatically shuts off the gas if levels drop to approximately 18% — well above any level dangerous to occupants. Same standard used in indoor gas appliances regulated by the EU. Flame monitoring — cuts the gas instantly if the flame is lost for any reason. FinSteam's stated claim: the only CE-marked, electricity-free sauna gas heater on the European market. AENOR-tested under EU Gas Appliance Regulation 2016/426. Across the last 12 months, FinSteam record zero warranty returns on the heater. Will it fit my sauna? Identical compatibility profile to the Botnia 81 — same chassis, same dimensions, same heating range: Insulated saunas: 4 to 12 m³ internal volume. Non-insulated saunas / tents / lightweight builds: 4 to 8 m³. Heating speed: 15 to 20 minutes from cold to 70-75°C. Stone capacity: up to 20-25 kg with Orbis 11 cage, 25+ kg with Orbis 14. Clearance to combustible timber: 200 mm sides, 1000 mm ceiling. With the Njord heat shield, the required side clearance drops to 50 mm. Not sure your sauna fits? Send us internal dimensions + a photo by WhatsApp or email — we'll tell you straight before you commit. Key specifications Identical to the Botnia 81 — same chassis, same dimensions, same gas consumption, same certifications. The Aurora's difference is design and finish, not power. Power: 8.1 kW. Gas: UK propane (I3P, 37 mbar). Gas consumption: 0.6 kg/h at full output. Dimensions: 61 × 51 × 30 cm. Weight: ~9.8 kg. Heat-up time: 15-20 minutes to 70-75°C. Sauna size range: 4-12 m³ insulated · 4-8 m³ non-insulated. Safety: EU Type-Examination Certificate (AENOR, Gas Appliance Regulation 2016/426). ODS auto-shutoff. Flame monitoring. Which configuration should I pick? — every Aurora variant explained The Aurora 81 ships in 4 configurations (no base "O" — Aurora always ships with at least the Orbis 11 cage as the entry point, reflecting
Product information updated: 22 Sep 2026
Disclaimer: Product information, including title, description, and images, is sourced/provided by our affiliate partner: Steam & Oak.
Disclaimer: Some of the links on this website are affiliate links, meaning we may earn a commission if you click through and make a purchase. This comes at no additional cost to you.
By clicking the button above, you acknowledge that you will be redirected to a third-party website and agree to their terms and conditions.
Product information, including title, description, and images, is sourced/provided by our affiliate partner: Steam & Oak.
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Share this product with a friend:
Refer a friend and earn 0.05 CEC when they click the link, plus an additional 1.00 CEC if they register. Share this Product and boost your earnings together!