MAPLE GROVE, Minn — Furnace technicians say the colder it gets, the harder our furnaces have to work to keep our homes warm. This is the time when a lot of the smaller issues in your furnace can turn ...

Your troubleshooting situation this month involves an 80% single stage gas furnace that has been in service approximately seven years. When you respond to the customer’s complaint of “no heat,” you ...

Derived from the Latin word fornax, meaning oven, a furnace is a large heating appliance designed to evenly distribute heat throughout a building. Furnaces accomplish this by burning fuel internally ...