... boiler uses quick fitting or assembly structure. Fuel Coal, Hot Water BoilerThe 4 ~ 6t/h boiler ... heat accepting surfaces, and shall be introduced to coal saver singly arranged, and flow into the duster ... the front furnace, rear furnace, convection pipe bundle, coal saver and chain grating, and which are assembled ... -2367829 2367830Skype:A15206903029 TradeManager:cn220084815 Fuel Coal Hot Water Boiler