Pad and Frame Air Filter (1 Frame and 6 Pads) - 24 3/4" x 31 3/4" 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

In general

For use in grease hoods and fryers

No screws need

You never have to hassle with disposable filters that will end up in a landfill again

This is designed to fit into 1" Return Air Grilles

mold and other fungi

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

Either way

Produces no ozone or aldehydes

Keeps HVAC system cleaner and more efficient

Eliminates Filter Bypass

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