Shop for Heating, Venting & Cooling at The Home Depot. The DynaGlo-PRO 60,000 BTU Portable Forced-Air Propane Heater features electrical ignition and 3 heat settings with a convenient dial control. It is portable and offers a 60,000 BTU maximum capacity, sufficient to heat an area up to 1,350 sq. ft. It is designed with automatic overheat shutoff and tip-over protection and is CSA listed.