Pad and Frame Air Filter (1 Frame and 6 Pads) - 21" x 23 1/4" x 1" Quantity:Default please click HERE to read

please click HERE to read detailed brochure (Adobe Reader PDF file)

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

They are easy to install with custom air filters made to the sizes that you specify

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

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

Pad and Frame Air Filter (1 Frame and 6 Pads) - 21" x 23 1/4" x 1" Quantity:Default please click HERE to readIncludes one Frame and PACK of 6 pads The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts. The permanent frame is constructed of space age plastics that are resistant to corrosion, oxidation and deterioration. 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