Pad Refills (Pack of 6 Pads) - 18 1/2" x 18 1/2" x 1" Quantity:Default 28X Increased Efficiency

28X Increased Efficiency

built to last a lifetime

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

Unlike some permanent custom air filters

so it can provide a lifetime of dependable service

Pad Refills (Pack of 6 Pads) - 18 1/2" x 18 1/2" x 1" Quantity:Default 28X Increased EfficiencyPACK 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.