Pad and Frame Air Filter (1 Frame and 6 Pads) - 12" x 20" x 1" Quantity:Default with each stage capturing progressively

with each stage capturing progressively smaller particles inside the filter

A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter

oxidation and deterioration

We look forward to delivering our American-made

Eliminates Filter Bypass

Pad and Frame Air Filter (1 Frame and 6 Pads) - 12" x 20" x 1" Quantity:Default with each stage capturing progressivelyIncludes 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