Mr. Heater F272200 25 000 BTU High Intensity Radiant Workshop Heater

25 000 BTU per hour For use with natural gas Heats up to 500-600 sq. ft. For use in buildings with 7 to 8 ft. ceilings Efficient infrared heat that directly heats people and objects which in turn heats surrounding air to desired temperature Includes adjustable thermostat for individually controlled warmth and all necessary brackets and hardware No electricity required Easy to install No moving parts to service Quiet clean odor-free operation