Pad Refills (Pack of 6 Pads) - 21 1/2" x 23 3/8" x 1" Quantity:Default offers the quickest installation on

offers the quickest installation on the Planet

You may know them as washable air or even permanent air filters

Includes one Frame and PACK of 6 pads

the more efficient a filter is at removing particles

And there are no metal parts that could lead to corrosion or oxidation within the filter

Pad Refills (Pack of 6 Pads) - 21 1/2" x 23 3/8" x 1" Quantity:Default offers the quickest installation onPACK 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.