Pentair Sta-Rite System 3 Modular Media Pool Cartridge Filter Set S7M400 400SQFT

Pentair Sta-Rite System:3 S7M400 400 SqFt Pool Filter Cartridge Set. Both Inner and Outer Filter Cartridges.


These Replacement Filter Cartridges are compatible with the Sta-Rite System 3 S7M400 Modular Media Filter. Because of their large 400 sq. ft. filter area, the S7M400 Filter holds one inner 136 sq. ft. cartridge and one larger outer 264 sq. ft. cartridge. Available individually or in a Replacement Kit that includes a small and large replacement, these quality cartridges extend the time between replacements and reduce your maintenance. Easy to clean and simple to replace, they filter down to the finest debris, leaving you with pool water that sparkles. Holds 50 times more dirt than a sand filter. Less Cleaning Needed - Gathers and holds more dirt so you clean less often.

Sta-Rite System:3 S7M400 300 SqFt Pool Filter Cartridge Set.
Inner 136sf & Outer Cartridge 264sf.
Kit includes: 25022-0224S and 25021-0223S.


Large Cartridge (Outer)
The large Sta-Rite System 3 S7M400 Modular Media 400 replacement filter cartridge measures 21.25 inches long by 16.5 inches in diameter, and boasts 264 square feet of filtration capacity.

Small Cartridge (Inner)
The small Sta-Rite System 3 S7M400 Modular Media 400 replacement filter cartridge measures 29.5 inches long by 8.5 inches in diameter, and provides 136 square feet of filtration capacity.