PRESSURE TAPS: Filter driers can be purchased with Schrader valves (pressure taps) on their inlets and outlets (left), or just on the inlet (right). A pressure drop of more than 2 psi measured with ...

There are several HVAC issues that you can fix yourself. If your system isn’t working as expected, your first order of business should be checking your air filter and replacing it if necessary. If you ...

R-410A has been the refrigerant of choice in residential and light commercial cooling systems since 2010, when federal government regulations mandated that new air conditioners and heat pumps could no ...

Like any appliance, air conditioners need a little TLC to deliver optimal performance. ACs that haven’t been kept in top-notch condition tend to struggle most. We asked air conditioner pros and ...

When your home's heating, ventilation, and air conditioning (HVAC) system suddenly stops working, it can be a source of immediate stress and frustration. A non-functioning air conditioner during a hot ...