Through the Boiler Upgrade Scheme, grants are available to cover part of the cost of replacing fossil fuel heating systems with a heat pump or biomass boiler.
Trwy'r Cynllun Uwchraddio Boeleri, mae yna grantiau ar gael i dalu rhan o'r gost o gael pwmp gwres neu foeler biomas yn lle system gwresogi tanwydd ffosil.