Thermal relief valve, two way safety valve. PBI 18kW Automated Wood Pellet & Multi Fuel Boiler depending on a model and

depending on a model and fan speed

The GSi boiler temperature control is done by adjust exhaust fan speed thus draw through the combustion chamber in the boiler

Solid Fuel in central heating system

the WBI range of multi fuel boilers makes most of multi fuel capability by introducing computer controlled fan assistance to aid burn process

user then topped up the boiler with fresh load of logs

Thermal relief valve, two way safety valve. PBI 18kW Automated Wood Pellet & Multi Fuel Boiler depending on a model andThermal relief valve, two way safety valve. Crack opening temperature 97deg C + 2 Max working pressure on hot water side 4 bar Max working pressure on cold water side 6 bar Pipe connections G3 4 Heat source connection R3 4 tapered thread Mass 0. 8kg If you have any questions about this or any other product, don't hesitate to get in touch.