Pad Refills (Pack of 6 Pads) - 19 1/2" x 20 1/2" x 3/4" Quantity:Default the greater it's resistance to

the greater it's resistance to airflow

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

so it can provide a lifetime of dependable service

To learn more

Finally they are factory made so you don‰۪t have to deal with the hassle of trying to cut and size your custom air filters and they come with a full warranty

Pad Refills (Pack of 6 Pads) - 19 1/2" x 20 1/2" x 3/4" Quantity:Default the greater it's resistance toPACK 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.