60,000-BTU Quiet Portable Forced Air Propane HeaterThe Dyna Glo Silent Flame LPFA60Q Portable Forced Air Heater generates instant heat for construction sites, industrial work spaces, agricultural buildings, outdoor sporting events and other ventilated spaces. Rated at 30,000 to 60,000 BTUs with a 300 CFM blower, the LPFA60Q heats a maximum of 1,350 sq. ft. for a period of 7 hours to 70 hours depending on the BTU level selected and the size of the propane tank. The LPFA60Q requires electricity to power