10-16kW 18-33kW 36-53kW 49-73kW 57-103kW Master gas heaters provide large volumes of instant heat. They are very economical, durable and efficient. Portable gas heaters are best for well-ventilated areas such as construction sites, warehouses or factories. Electronic ignition Dual solenoid valve Ionization electrode continuously checks for flame Optional room thermostat Post ventilation Included BLP 103ET cart Regulator includes safety valve that stops gas flow in case of gas pipe cracks Regulator and gas hose included Motor with thermal protection Overheat Thermostat Adjustable heat Strong and durable construction Easy maintenance