Pad Refills (Pack of 6 Pads) - 17 3/4" x 17 3/4" x 1" Quantity:Default than standard fiberglass filters purchased

than standard fiberglass filters purchased at retail outlets

Produces no ozone or aldehydes

To order washable electrostatic custom air filters you just need to know the size of the current air filter

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

degrade and restrict air flow

Pad Refills (Pack of 6 Pads) - 17 3/4" x 17 3/4" x 1" Quantity:Default than standard fiberglass filters purchasedPACK 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.