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.18" W.G. @ 300 FPM Initial Resistance per ASHRAE 52.1. Also used as an upgrade to Fiberglass and Poly Filters commonly used in Air Filtration Systems. Pad Size 24x24x1 (Length x Width). Our products are designed and manufactured to the highest quality, safety, durability, and performance standards.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.