Keep workers and equipment warm on the construction worksite with a heater rental. Indirect fired heaters work well for smaller spaces or environments where people live or work. This type of heater functions in a way that reduces the amount of CO2 released into the air, which is ideal for smaller or enclosed spaces. This indirect fired heater offers 700,000 BTU with propane and natural gas dual-fuel capabilities. This indirect fired heater has a three-phase 230V power with a 16.5-amp maximum power draw. Note the clearance to combustibles: outlet equals 3', sides equal 0.5', top equals 1.5', and back equals 0.5'. Use this indirect heater for commercial and industrial heating needs.