Yangzhou Zhengyu Boiler Co., Ltd. [China]

High efficiency and saving energy,hot water boiler,steam boiler,

High efficiency and saving energy: Using Korea vacuum hot-water boiler technology to make boiler operating in a vacuum state, Low boiling point, the latent heat of vaporization (latent heat), heat transfer, effectively improve the thermal efficiency, high heat transfer performance, the body of boiler use design of wet back with three return to effectively improve the radiation and convection heat transfer area. Thermal efficiency of boiler can be up to 91%.hot water boiloer,steam boiler

Vacuum Hot-Water Boiler 2