Pad and Frame Air Filter (1 Frame and 6 Pads) - 18" x 25" 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

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so it can provide a lifetime of dependable service

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

the greater it's resistance to airflow

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

degrade and restrict air flow

the more efficient a filter is at removing particles

We look forward to delivering our American-made

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

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

some just refer to them as electrostatic filters