I have electric baseboard heat in a 42-year-old house. With all the talk about upgrading systems I am wondering if it is necessary to replace the units after all this time. Can they have anything more ...

If you’re lucky enough to have central heating and/or air conditioning, with an automatic thermostat, you probably don’t have to worry too much about the outside temperature. But central HVAC is far ...

Q. We have the original oil-burning furnace in our 29-year-old home. It’s attached to a tankless hot water heater and supplies all of the hot water for the house, including domestic hot water and our ...