Pad Refills (Pack of 6 Pads) - 18" x 36" x 3/4" Quantity:Default Then simply add that information

Then simply add that information to our easy to use order form above

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

built to last a lifetime

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than standard fiberglass filters purchased at retail outlets

Pad Refills (Pack of 6 Pads) - 18" x 36" x 3/4" Quantity:Default Then simply add that informationPACK 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.