Pad Refills (Pack of 6 Pads) - 20 1/8" x 24 3/8" x 1" Quantity:Default Eliminates Filter Bypass

Eliminates Filter Bypass

Unlike some permanent custom air filters

One way to overcome this problem is to increase the surface area of the filter media

To order washable electrostatic custom air filters you just need to know the size of the current air filter

Pad Refills (Pack of 6 Pads) - 20 1/8" x 24 3/8" x 1" Quantity:Default Eliminates Filter BypassPACK of 6 pads for Pad and Frame Air Filters Filtering inserts are anti microbial and are more efficient in capturing particles, such as dust, ragweed, pollen, etc., from the air stream, than standard fiberglass filters purchased at retail outlets. Filtering inserts are shipped in an easily stored packet.