Signs You May Need Furnace Repair
Conventional gas-powered furnaces are those with an annual fuel consumption efficiency (AFUE) of up to 89%. These are often older, non-condensing furnaces that vent exhaust gases through fireplace flues rather than PVC piping and might come with standing pilot lights. As high-efficiency condensate furnaces featuring AFUE ratings approaching at least 90% gain popularity, certain troubleshooting ...