Filter Klear® Pleated Filter Cartridges

Pleated layers of filter media with polypropylene support components

08PT Series - Polypropylene with Polypro End Caps

Pleated filter cartridges of polypropylene construction with polypro end caps

08P Series - Polypropylene with PVC End Caps

Pleated filter cartridges of polypropylene construction with PVC end caps

08FPT Series - Microfiberglass with Polypro End Caps

Pleated filter cartridges of microfiberglass construction with polypro end caps

08FP Series Microfiberglass with PVC End Caps

Pleated filter cartridges of microfiberglass construction with PVC end caps

Nano-Key™ Series

Pleated filter cartridges utilizing advanced nanofiber technology

Polyester Series - Polyester with PVC End Caps

Pleated filter cartridges of polyester construction with PVC end caps

Filter Klear® Bag Filters

Polypropylene and polyester bags to fit Keystone Giant® bag housings

BAG Series - Bag Filters with PVC Seal

Exclusive bag filter line with PVC seal ring to fit Keystone GIANT® bag housings

UBAG Series - Economy Bag Filters with Metal Seal

Exclusive filter bag line with metal seal ring to fit Keystone GIANT® bag housing

Filter Klear® Carbon Filter Cartridges

High performance carbon block taste and odor filter cartridges

HPT Series - Carbon Block with Polypro End Caps

High performance carbon block filter cartridge with polypropylene end caps