Pad Refills (Pack of 6 Pads) - 11 1/4" x 11 1/4" x 1" Quantity:Default with each stage capturing progressively

with each stage capturing progressively smaller particles inside the filter

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

Then simply add that information to our easy to use order form above

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

Pad Refills (Pack of 6 Pads) - 11 1/4" x 11 1/4" x 1" Quantity:Default with each stage capturing progressivelyPACK 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.