Effective air filtration provides the primary defense for building occupants and HVAC equipment against pollutants generated within a building as well as pollutants from air drawn into a building from ...

This Air Filter Selection Guide was developed as a tool for comparing filter options based on specific applications and the type of air-handling equipment used. The guide, which covers over 50 ...

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 ...