Pad Refills (Pack of 6 Pads) - 23" x 29 1/2" x 3/4" Quantity:Default 28X Increased Efficiency

28X Increased Efficiency

offers the quickest installation on the Planet

Filtering inserts are shipped in an easily stored packet

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

Simply cut a hole

Pad Refills (Pack of 6 Pads) - 23" x 29 1/2" x 3/4" Quantity:Default 28X Increased EfficiencyPACK 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.