Pad and Frame Air Filter (1 Frame and 6 Pads) - 20" x 20" 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

Filtering inserts are anti-microbial and are more efficient in capturing particles

Then Order custom air filters from us today

In general

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

This design enables A+2000 custom air filters to maintain performance over the years

oxidation and deterioration

degrade and restrict air flow

the A+2000 uses stage loading

if not you can measure it or check the HVAC unit and the owner‰۪s manual

Filtering inserts are shipped in an easily stored packet

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)