The SIP FIREBALL 3711DV Propane Space Heater is a powerful dual voltage space hater that provides approx. heat output of up to 371,000BTU/hr. With variable output controlled by a regulator, the 3711DV offers efficient gas burning and cost savings. A compact and wheel-mounted mobile design ensures increased versatility in applications including site work, garages and medium-sized workshops. Key Features 2490mtr³ (87,934ft³) approximate heating area 158,767BTU/hr to 371,000BTU/hr (108.7kW) approx. heat output 230v (13A) and 110v dual input voltage for added versatility Variable output for efficient gas burning and cost savings Corrosion-resistant stainless steel casing for durability Wheel-mounted design with top-mounted handle for mobility Technical Specification Input Supply 230v (13A) / 110v Min. Heat Output 158,767BTU/hr (46.5kW) Max. Heat Output 371,000BTU/hr (108.7kW) Approx. Heating Area 2490m³ (87,934ft³) Suitable Fuel Types Propane Av. Fuel Consumption 3.09kg/hr - 6.89kg/hr Warranty: SIP 2-YEAR