Pad and Frame Air Filter (1 Frame and 6 Pads) - 19 1/2" x 21" x 1"Includes 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

these can be purchased in any conceivable size

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

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

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

so it can provide a lifetime of dependable service

Then Order custom air filters from us today

Because we specialize in custom air filters

the more efficient a filter is at removing particles

from the air stream

the A+2000 uses stage loading

some just refer to them as electrostatic filters

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