The accordion style filter elements have no rigid center core, and are stretched to fit over a fixed perforated center tube of the filter housing.  These elements provide rugged duty air inlet protection for engines, compressors, blowers, and other major air handling devices with high efficiency, and low ΔP.

Shawndra uses 100% polyester felt filter media,and unlike others, we pleat to the full original fin depths for up to 33% longer life!  Each is supplied complete with pre-filter blanket and installation strap.