Practical Pleated Air Filter (2-Pack) - 17 3/8" x 23 1/4" x 5" Quantity:Default some just refer to them

some just refer to them as electrostatic filters

such as dust

degrade and restrict air flow

Filtering inserts are shipped in an easily stored packet

Then simply add that information to our easy to use order form above

Practical Pleated Air Filter (2-Pack) - 17 3/8" x 23 1/4" x 5" Quantity:Default some just refer to themYes, we even have the odd sizes! The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters. In general, the more efficient a filter is at removing particles, the greater it's resistance to airflow, and the greater the pressure drop it creates. One way to overcome this problem is to increase the surface area of the filter media. The "Practical Pleat" contains over 500% greater surface