A home energy improvement package, such as a central heating system, a boiler, insulation, solar panel PV or an air source heat pump, to 4,816 households;
Pecyn gwella ynni cartref, fel system gwres canolog, boeler, inswleiddio, panel solar ffotofoltäig neu bwmp gwres o’r aer, a hynny i 4,816 o gartrefi;