Yes No A boiler/radiators or baseboard heat (no ducts or central air-con) Savings calculators for this class are in progress. Some energy suppliers may well supply the two gas and electricity (occasionally termed dual fuel strategies). Consult with the energy supplier checklist under to know which companies give each electricity https://deanpchki.slypage.com/30114630/a-review-of-get-energy-savings-estimate