Pad Refills (Pack of 6 Pads) - 12" x 27 3/8" x 3/4" Quantity:Default The Pad and Frame Air

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

than standard fiberglass filters purchased at retail outlets

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

They are easy to install with custom air filters made to the sizes that you specify

Available in packs of 4

Pad Refills (Pack of 6 Pads) - 12" x 27 3/8" x 3/4" Quantity:Default The Pad and Frame AirPACK 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.