| 摘要 |
A radial heater has a gas burner, a tubular linear heater, a reflector of thermal radiation placed over it, with surface heat insulation, exhaust ventilator and branch pipe for intake of fresh air, insulated reflector for formation of air duct in the upper zone of the reflector, and additional branch pipe for supply of heated air to the gas burner connected to the branch pipe for intake of fresh air. |
