Sta-Rite System 3 Replacement Small Cartridge Element S7M120

The Sta-Rite Replacement S7M120 Cartridge is designed exclusively for System 3 filters. Made from ultra-porous polyester pleats, Sta-Rite replacement cartridges work to purify pools and spas with crystal clear results and can be easily cleaned with any standard garden hose. Installation is easy and convenient, requiring seven clamps and bolts to secure the cartridge in place for dependable service.

Sta-Rite System 3
100 SqFt
Inner Cartridge 25021-0200S

The Sta-Rite 25021-0200S Filter Cartridge is compatible with and fits the Sta-Rite System 3 S7M120 swimming pool cartridge filter. The System 3 Filter has an inner and outer filter cartridge. The 25021-0200S filter is the Inner Cartridge and is the smaller of the two cartridges.