Heating 60,000 BTU Propane Heater View Details 80,000 BTU Portable Heater View Details 170,000 BTU Propane or Natural Gas Heater View Details 40,000 BTU Propane Patio Heater View Details Radiant Tube Heater 45,000 BTU View Details Maxi Heater View Details 400,000 BTU Direct Fire Heater View Details Heater Ducts and Diffusers View Details