Sta-Rite S7M120 System 3 Pool Filter Inner & Outer Modular Media WSS7X_BC705

Product details:

The RJ Filtration S7M120 Replacement Cartridge Set for Sta-Rite System 3 is a replacement for a 300 sq. ft. Pool or Spa Filter. This set already includes 25-1/4-inch and 18-1/4-inch long filters. It also has a Reemay filter which is the highest quality fabric that removes unwanted bacteria and contaminants, keeping your water crystal clear. The Small cartridge is compatible with (25021-0200S) which has a dimension of 25-1/4-inch Length by 8-1/2-inch diameter with a 100 square feet of filtration capacity. The Large cartridge is compatible with (25021-0201S) which has a dimension of 18-1/4-inch Length by 16 -1/4-inch diameter with a 200 square feet of filtration capacity. The end caps are Fibersteel-reinforced which will not break easily.