Pad Refills (Pack of 6 Pads) - 19 1/4" x 19 1/4" x 1" Quantity:Default The "Practical Pleat" contains over

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

these can be purchased in any conceivable size

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

Either way

Pad Refills (Pack of 6 Pads) - 19 1/4" x 19 1/4" x 1" Quantity:Default The "Practical Pleat" contains overPACK 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.