Pad Refills (Pack of 6 Pads) - 21" x 23 1/8" x 3/4"PACK 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.

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

built to last a lifetime

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

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

To learn more

Can be ordered in packages of 2 each only

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

the more efficient a filter is at removing particles

and the greater the pressure drop it creates

One way to overcome this problem is to increase the surface area of the filter media

Instead of face loading (particles captured on the outer surface of the filter)

Available in packs of 4