Purolator® PAF 11™ Filters Are Medium Efficiency, Self-Supported, Extended Surface Pleated Air Filters.
Used for system applications requiring high efficiency, non-shedding filtration media. Can be used as pre-filtration for hospitals, health care facilities, food processing plants, telecommunications, pharmaceuticals and more. Synthetic media is made of continuous hydrophobic fibers that do not absorb moisture. Fibers are thermally bonded to capture small particulates. Corrosion resistant expanded metal grid supports media. Two-piece high wet-strength beverage board frame. Double wall frame with integral corner flaps will not rack, warp or leak. MERV 11 rated. ASHRAE tested. Class 2 UL listed.