Tag Archives: Tubular

Natural Gas Heater Separated Aluminized Steel Tubular Duct 75000 Btu Sale Buy Natural Gas Heater Separated Aluminized Steel Tubular Duct 75000 Btu. 75,000 BTU/hr, NG, Duct Furnace. 82% efficient. Aluminized steel tubular heat exchanger. Separated combustion (combustion air ducted to … Continue reading →