Pad Refills (Pack of 6 Pads) - 25" x 25" x 2" Quantity:Default the more efficient a filter

the more efficient a filter is at removing particles

åÊWe look forward to delivering our American-made

To find the size the old unit should have sizing information printed on it

degrade and restrict air flow

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

Pad Refills (Pack of 6 Pads) - 25" x 25" x 2" Quantity:Default the more efficient a filterPACK 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.