The SIP FIREBALL 3711DV Propane Space Heater offers powerful performance using 230v or 110v input voltage for high versatility and heating a variety of environments quickly and efficiently, helping to maintain a consistent temperature. A lightweight wheel-mounted design with a small overall footprint means it is easily mobile and can be positioned wherever is required, including on-site use, construction, and garages, workshops, sheds, warehouses, and more. The complete SIP FIREBALL range is ErP-compliant, meaning higher savings for you and lower emissions for the planet.   230v / 110v dual input voltage operation Large 2490mtr³ (87,934ft³) approximate heating area 158,767 to 371,000BTU/hr (108.7kW) approx. heat output Variable output for efficient burning for lower costs Lightweight and portable design with easy carry handle Corrosion-resistant stainless steel casing for added durability Regulator and hose included meaning no extra expense Ideal for sites, medium-sized garag