Pad Refills (Pack of 6 Pads) - 7 1/2" x 19 1/2" x 3/4" Quantity:Default The "Practical Pleat" media is

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

You may know them as washable air or even permanent air filters

They are constructed from 304 Stainless Steel material formed to exact specifications

some just refer to them as electrostatic filters

Water resistant lamp connection

Pad Refills (Pack of 6 Pads) - 7 1/2" x 19 1/2" x 3/4" Quantity:Default The "Practical Pleat" media isPACK 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.