If your duct system is clogged, cleaning will obviously help. But what most people don't realize is that duct-cleaning usually entails cleaning parts of the furnace.

Dear Jim: Last time my furnace was serviced, the technician asked if I had ever had the ducts cleaned and I see ads on television about it. How can I ...

This One Simple Thing Could Help Your Furnace Last Longer Cleaning and replacing your furnace filter regularly could extend the life of your furnace by years.

HVAC service — Keeping your furnace clean and properly adjusted will reduce energy use. Some furnace manufacturers and dealers also offer free or discounted inspections. However, if your entire ...

To prepare your home for the snow and cold coming this weekend, experts suggest clearing snow from your roof to prevent ice dams and replacing your furnace filter.