There's an old saying about water, shared among health-conscious people: If you are not drinking filtered water, then you are the filter. When you apply that proposition to the air circulating through ...

In a building already under construction, a children’s health care facility in Dallas changed the design of one of its critical air handlers. That change provides greatly increased reliability in a ...

Replacing or buying a new central air conditioning system can be a huge expense, so you’ll want to get it right. To peg down systems that are likely to last, we measure and track the reliability of ...

Measuring total external static pressure (TESP) on an air handler can be confusing. It’s even worse when you’re the one who is adding to the confusion. A recent email from Judy Rachel, with Home ...