No electricity required and approved for indoor use in most areas. Just hook-up two 1 lb propane tanks or use a hose with fuel filter to connect to a larger external fuel source. Great for ice fishing, emergency use, or just for in the garage. Radiant propane heater in a portable, indoor-safe design. Integrated Life Safety System includes tip-over shutdown system, patented cross thread protection system, emergency low oxygen safety system, and is designed with flame retardant materials.
Automatic low oxygen shut-off system (ODS). Runs off a 1 lb cylinder, connects to a 20 lb cylinder with optional hose. Feel free to ask for any questions. The item "Mr Heater Tough Buddy Portable Radiant Heaters 4000 to18000 BTU MH18B with Fan" is in sale since Sunday, November 14, 2021. This item is in the category "Home & Garden\Home Improvement\Heating, Cooling & Air\Heating & Cooling Appliances\Space Heaters".The seller is "hrrstores1228" and is located in Salt Lake City, Utah. This item can be shipped to United States, Canada.