Pad Refills (Pack of 6 Pads) - 17 1/2" x 19 1/2" x 3/4" Quantity:Default We look forward to delivering

We look forward to delivering our American-made

In general

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

if not you can measure it or check the HVAC unit and the owner‰۪s manual

oxidation and deterioration

Pad Refills (Pack of 6 Pads) - 17 1/2" x 19 1/2" x 3/4" Quantity:Default We look forward to deliveringPACK 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.