The Ductable Tent Portable Gas Heater by Mr. Heater is a portable propane heater that provides 2600 CFM airflow and 16,000-60,000 BTUs of heating power. It features an adjustable heat range, built-in thermostat, and can heat areas up to 2000 sq ft. This portable forced air unit has a compact footprint of 23"W x 14"D x 14"H. It includes a 10' hose and regulator for connecting to propane tanks. The ductable tent heater is CSA approved for indoor/outdoor use. With its high heat output and ducting capabilities, it's well-suited for heating large tents and events.