3 Inch PTFE Chemical Resistant Flange Gasket related_replacement-o-ring-for-prm-4-bag-filter-housing-bfhbfh4 Most PRM bags have a

Most PRM bags have a welded seam to eliminate needle holes which may allow bypass

Emergency manual override

C & Dust Cap with identical size

Bolt Top Bag Filter Housings for remediation and industrial filtration needs

positive-sealing air valves with built-in filtration

3 Inch PTFE Chemical Resistant Flange Gasket related_replacement-o-ring-for-prm-4-bag-filter-housing-bfhbfh4 Most PRM bags have aPTFE (Teflon) Flange Gasket Made of PTFE, these gaskets have a slippery surface that prevents sticking. They are chemically inert (except to molten alkali metal and fluorine compounds). Full face gaskets, these cover the entire face of flat surface pipe flanges and align with the bolt holes. All gasket specifications are sized to meet ANSI standards. Gaskets for ANSI Class 150 flanges are compatible with low pressure pipe flanges. Full Face 1 8" Thick