Pad Refills (Pack of 6 Pads) - 22" x 23" x 3/4" Quantity:Default these can be purchased in

these can be purchased in any conceivable size

PACK of 6 pads for Pad and Frame Air Filters

This is designed to fit into 1" Return Air Grilles

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

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

Pad Refills (Pack of 6 Pads) - 22" x 23" x 3/4" Quantity:Default these can be purchased inPACK 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.