Pad Refills (Pack of 6 Pads) - 6" x 11 3/4" x 3/4"PACK of 6 pads for Pad and Frame Air Filters 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 outlets. Filtering inserts are shipped in an easily stored packet.

these can be purchased in any conceivable size

built to last a lifetime

åÊWe look forward to delivering our American-made

In general

the greater it's resistance to airflow

No holes needed for installation in coil area

Either way

Simply cut a hole

The permanent frame is constructed of space-age plastics that are resistant to corrosion

Filtering inserts are shipped in an easily stored packet

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

Instead of face loading (particles captured on the outer surface of the filter)