John Krol of Phoenix would like advice on the type of humidification system to add to a forced-air furnace as well as the pros and cons of adding a system, how much it will cost, and recommended ...

If your furnace smells like it's burning, how worried should you be? Learn about all the furnace smells—dust, must, rotten egg, and more—and what you should do about it. As temperatures start to drop, ...