Boiler Heat Exchanger For Heating Stove Accessories Heat Pipe Exchanger Wall Hung Gas Boiler Heat Exchanger ,High Thermal Efficiency

Gas wall-mounted boiler heat exchanger Heating stove accessories Combustion chamber size 310MM 4 points screw diameter 20MM, 6 points screw diameter 25MM Color classification: 200MM weight 3.5kg 230MM weight 4.2kg 260MM 270MM 290MM 310MM 380MM 340MM 250MM weight 4.1 kg