Pad Refills (Pack of 6 Pads) - 16 5/8" x 21 1/4" x 3/4" Quantity:Default Because we specialize in custom

Because we specialize in custom air filters

Filtering inserts are shipped in an easily stored packet

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

You never have to hassle with disposable filters that will end up in a landfill again

Pad Refills (Pack of 6 Pads) - 16 5/8" x 21 1/4" x 3/4" Quantity:Default Because we specialize in customPACK 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.