Pad Refills (Pack of 6 Pads) - 17 3/8" x 29 3/8" x 1" Quantity:Default Can be ordered in packages

Can be ordered in packages of 2 each only

A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter

than standard fiberglass filters purchased at retail outlets

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

Pad Refills (Pack of 6 Pads) - 17 3/8" x 29 3/8" x 1" Quantity:Default Can be ordered in packagesPACK 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.