Switch out the air filter to improve indoor air quality As an HVAC system operates, the air flows through an air filter which ...

The forced-air heating and cooling systems that keep our homes comfortable year-round require very little maintenance. In most cases, all you must do to keep the equipment operating at peak efficiency ...

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Stacy Sampson: There are invisible particles in the air that you can’t see with the naked eye, and these particles may cause irritation to the body in some way. This can include coughing fits, a runny ...

Running your furnace, central air, or heat pump probably constitutes a big part of your utility bill. But it’s a small, often inexpensive part—the air filter—that keeps these heating and cooling ...