Purolator® Serva-Pak Synthetic Bag Filters Are Used For Systems With Extended Surface High Capacity Requirements.
Purolator® Serva-Pak Synthetic Bag Filters are constructed of individual dust holding pockets assembled in a metal support frame for long lasting durability. Available in a variety of efficiencies, sizes and capacities, allows maximum performance in given applications and adaptable to a variety of frame and track systems. Purolator's unique process of fastening adjacent J-Channel frames incurs no media damage during assembly or shipment. Dual stage media. First stage media prefilter consists of coarse polyester fibers designed to arrest larger particulate in the airstream and enhance dirt loading capacity. Second stage media is layer of microfine polypropylene fibers, spun-bonded and fastened to a polypropylene backing which captures the remaining smaller particles. Efficiencies tested in accordance with ASHRAE std 52.1-1992. Available series are 50%, 65%, 85% and 95%. MERVS are 10, 11,13 and 14 . Package quantities are 1, 4, 6 and 8. Sizes vary per type.
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