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Switch out the air filter to improve indoor air quality As an HVAC system operates, the air flows through an air filter which traps dust, dirt, hair, pollen, dander, and other small particulates. If ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. In our tests, we gauge how well ...

Homeownership comes with what feels like a never-ending to-do list. One important task on that list is ensuring your heating and cooling system is properly maintained. You should be replacing your ...

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 ...

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. If you're a first-time owner of ...

Q: Can you tell me why it is so important to install the air conditioner filter in a certain direction? What harm, if any, does it do if it's backwards? My husband always puts it in backwards. — Nancy ...