100 sq. ft. Martec, Sonfarrel Cartridge Filter C-7419 Diameter…………………………………7-1/2″ Length……………………………………21-7/8″ Top End Cap: id/config……………..2-15/16″ / open Bottom End Cap: id/config…………2-15/16″ / open The filter cartridge is used on: Martec, OEM P/N 244-0100 Sonfarrel, OEM P/N 2301750

100 sq. ft. Hayward CX870RE Cartridge Filter C-7487 FC-1270 Diameter…………………………………7″ Length……………………………………25-1/2″ Top End Cap: id/config……………..3″ / open with molded gasket Bottom End Cap: id/config…………3″ / open with molded gasket The filter cartridge is used on: Hayward Pool Products, OEM P/N CX870XRE Super-Star-Clear C4000 SwimClear C4020 Super-Star-Clear C4000S (stainless steel) Note: Four 100 sq.ft. cartridges required Click here if you want to buy the whole set of the cartridges.

90 sq. ft. Sundance Spas Cartridge Filter 7CH-90 FC-2770 Diameter…………………………………7" Length……………………………………19" Top End Cap: id/config……………..2-1/2" / open with beveled edge Bottom End Cap: id/config…………/ 1-1/2” male thread/MPT The filter cartridge is used on: Sundance Spas, OEM P/N 6540-487

131 sq. ft. Hayward CX1280RE Cartridge Filter C-7494 FC-1227 Diameter…………………………………7″ Length……………………………………32-13/16″ Top End Cap: id/config……………..3″ / open with molded gasket Bottom End Cap: id/config…………3″ / open with molded gasket The filter cartridge is used on: Hayward Pool Products, OEM P/N CX1280XRE SwimClear C5025 Click here if you want to buy the whole set of the cartridges.

40 sq. ft. Purex CF-40 Cartridge Filter C-7440 FC-2130 Diameter…………………………………7″ Length……………………………………11-1/8″ Top End Cap: id/config……………..2-15/16″ / open Bottom End Cap: id/config…………2-15/16″ / open The filter cartridge is used on: Pentair Pool Prod CF-40, OEM P/N R173310, 07-0658 CFW Filter CF-40/120 Note: Three 40 sq.ft. cartridges required.

50 sq. ft. Purex CF-50/150 Cartridge Filter C-7651 FC-2140 Diameter…………………………………7" Length……………………………………19-5/8" Top End Cap: id/config……………..2-15/16" / open Bottom End Cap: id/config…………2-15/16" / open The filter cartridge is used on: Pentair Pool Prod – Purex Replacements, OEM P/N 07-0654 CF-50 CF-150 Note: Three 50 sq.ft. cartridges required.

100 sq. ft. Waterco, Jandy CT-100 Cartridge Filter C-7497 FC-5180 Diameter…………………………………7-1/4" Length……………………………………29-1/2" Top End Cap: id/config……………..3-1/16" / open with step Bottom End Cap: id/config…………3-1/16" / open with step The filter cartridge is used on: Jandy CT Series Cartridge Filter, OEM P/N A0103400 Waterco USA Trimline CC-100, OEM P/N 62050

100 GPM Pac-Fab, 105 GPM Wet Institute Cartridge Filter C-7699 FC-1950 Diameter…………………………………7-7/8″ Length……………………………………22-1/8″ Top End Cap: id/config……………..3-1/16″ / open Bottom End Cap: id/config…………3-1/16″ / open The filter cartridge is used on: Pentair Pool Prod, OEM P/N R173300, 17-2812, 17-4985 Mitra 100 GPM MA-100/160 Mytilus-B 100 GPM MY 100 Mytilus 100 100 GPM MY 100 Mytilus FMY 100 Wet Institute, OEM P/N 32050204 Modufilter M-330

112 sq. ft. Hayward CX875RE Cartridge Filter C-7489 FC-1275 Diameter…………………………………7″ Length……………………………………25-1/2″ Top End Cap: id/config……………..3″ / open with molded gasket Bottom End Cap: id/config…………3″ / open with molded gasket The filter cartridge is used on: Hayward Pool Products, OEM P/N CX875RE Super-Star-Clear C4500 SwimClear C4520 Note: Four 112 sq.ft. cartridges required Click here if you want to buy the whole set of the cartridges.

52 sq. ft. Dimension One Spas Cartridge Filter 7CH-975 FC-0475 Diameter…………………………………7" Length……………………………………10-1/2" Top End Cap: id/config……………../ semi-circular handle Bottom End Cap: id/config…………/ 1-1/2" SAE thread The filter cartridge is used on: Dimension One Spas, OEM P/N 1561-12