Big heat right out of the box. Heatstar 200,000 utilizes the natural act of warm air rising to quickly heat up 5,000 square feet. Equipped with a thermoelectric safety valve to shut the gas flow off if the flame ever goes out. Just hook-up the supplied 20ft propane hose and regulator assembly to a minimum of a 100lb propane tank, then easily light the heater utilizing the factory installed Piezo igniter and enjoy the comforts of a toasty warm jobsite with the HS200CV.