Pad Refills (Pack of 6 Pads) - 17 1/2" x 35 1/2" 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

Filtering inserts are anti-microbial and are more efficient in capturing particles

so it can provide a lifetime of dependable service

if not you can measure it or check the HVAC unit and the owner‰۪s manual

Pad Refills (Pack of 6 Pads) - 17 1/2" x 35 1/2" 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.