Mr.Heater Portable MH9BX Heater

4,000 or 9,000 BTU per hour

For use with propane gasHeats up to 225 sq. ft.Single control start knobHi-Low heat settingsSwivel regulatorFold down handleAccidental tip-over safety shut-offIncludes Piezo igniterRuns off a 1 lb. cylinderConnects directly to a 20 lb. cylinder with optional hose and filter