DWBi, wood and log burners, coal boilers, fan assisted, semi auto. DWBi Multi Fuel Boilers:DWBi 20kW Key points about the GSi

Key points about the GSi boilers

Thermal relief valve

45 kW - 630L

TWB chassis recirculates hot air fumes in an upper part

DWBi, wood and log burners, coal boilers, fan assisted, semi auto. DWBi Multi Fuel Boilers:DWBi 20kW Key points about the GSiDWBi, wood and log burners, coal boilers, fan assisted, semi auto. Our best seller range of solid fuel wood burner boilers for nearly a decade now. DWBi are the ultimate in manually loaded, multi fuel boiler technology. With a electronic controller adjusting speed of fan supplying air to firebox and activating a circulating pump. These solid fuel boilers are able to burn logs, wood, coal, wood waste, cardboard and other wood by products and when a