creating new business models, such as heating as a service which uses bill-payer funds over a long period to pay for deep retrofit and mass deployment of heat pumps
creu modelau busnes newydd, fel gwresogi fel gwasanaeth sy’n defnyddio cyllid talwyr biliau dros gyfnod hir i dalu am waith ôl-osod dwfn a chyflwyno pympiau gwres ar raddfa fawr