Pad and Frame Air Filter (1 Frame and 6 Pads) - 8 3/8" x 11 1/2" x 3/4" Quantity:Default than standard fiberglass filters purchased

than standard fiberglass filters purchased at retail outlets

these can be purchased in any conceivable size

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

It is designed to inhibit growth of bacteria

The permanent frame is constructed of space-age plastics that are resistant to corrosion

Pad and Frame Air Filter (1 Frame and 6 Pads) - 8 3/8" x 11 1/2" x 3/4" Quantity:Default than standard fiberglass filters purchasedIncludes one Frame and PACK of 6 pads The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts. The permanent frame is constructed of space age plastics that are resistant to corrosion, oxidation and deterioration. 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