| This heater comes has 4 valve positions: Off, Pilot, Low, and High. It uses a 1 lb disposable propane cylinder but can also use a 20lb cylinder when used with a camping hose. Low setting will put out 4,000 BTUs of heat while high will put out 9,000 BTUs. Comes equipped with an Oxygen depletion sensor for safe indoor use. Will heat up to 250 square feet. |