Many HVAC professionals are familiar with the use of open filter racks. Open filter racks are often installed to allow for easy filter access by exposing an inch or so of the filter. The problem with ...

Measure and calculate the proper size and then verify the design It’s often taught that diagnosing a restrictive air filter is as simple as a visual inspection to see if it’s plugged. And, if the ...

The filter on your central air conditioner/furnace is one of the most important parts of the system. Most filters should be cleaned or replaced each month. But even with the best filter, some dust can ...

Social media users are sharing a surprisingly effective way to protect yourself indoors from the toxic wildfire smoke blanketing much of the East Coast: a box fan, four air filters and a whole lot of ...

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 ...