Pad Refills (Pack of 6 Pads) - 19 1/2" x 24 1/2" x 1" Quantity:Default The secret behind the A+2000‰۪s

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

such as dust

the A+2000 uses stage loading

The permanent frame is constructed of space-age plastics that are resistant to corrosion

from the air stream

Pad Refills (Pack of 6 Pads) - 19 1/2" x 24 1/2" x 1" Quantity:Default The secret behind the A+2000‰۪sPACK 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.