Replacing two 12 year old liquified petroleum gas (LPG)-fired boilers with a total output of 214kW, with air source heat pumps with a total output of 153kW.
Disodli dau foeler nwy petrolewm hylifedig (LPG) 12 mlwydd oed gyda chyfanswm allbwn o 214kW, gyda phympiau gwres o’r aer gyda chyfanswm allbwn o 153kW.