Pad Refills (Pack of 6 Pads) - 9 1/2" x 9 1/2" x 1" Quantity:Default Instead of face loading (particles

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

with each stage capturing progressively smaller particles inside the filter

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

It is designed to inhibit growth of bacteria

To order washable electrostatic custom air filters you just need to know the size of the current air filter

Pad Refills (Pack of 6 Pads) - 9 1/2" x 9 1/2" x 1" Quantity:Default Instead of face loading (particlesPACK 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.