The Cabinet Secretary for Housing and Local Government has agreed to replace boilers over 12 years old in situations where air source heat pumps are not feasible.
Mae Ysgrifennydd y Cabinet dros Lywodraeth Leol a Thai wedi cytuno i newid boeleri sy’n 12 oed a hŷn mewn amgylchiadau pan nad yw pympiau gwres o’r aer yn addas.