Pad Refills (Pack of 6 Pads) - 21 1/4" x 23 1/2" x 1" Quantity:Default Then Order custom air filters

Then Order custom air filters from us today

with each stage capturing progressively smaller particles inside the filter

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

PLEASE NOTE: Dimensions listed are HxWxD

This is designed to fit into 1" Return Air Grilles

Pad Refills (Pack of 6 Pads) - 21 1/4" x 23 1/2" x 1" Quantity:Default Then Order custom air filtersPACK 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.