Pad and Frame Air Filter (1 Frame and 6 Pads) - 21 1/2" x 23 1/2" 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

To find the size the old unit should have sizing information printed on it

PACK of 6 pads for Pad and Frame Air Filters

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

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

built to last a lifetime

oxidation and deterioration

Includes one Frame and PACK of 6 pads

And there are no metal parts that could lead to corrosion or oxidation within the filter

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

We look forward to delivering our American-made

and the greater the pressure drop it creates

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