Sta-Rite System 3 S7M120 Modular Media 300 Inner and Outer Replacement Filter 170145

Keep your pool water clean all summer long with the Sta-Rite Large Outer Pool Replacement Filter For S7M120 SM 3 Series. This replacement filter covers 200 square feet of filtration area and fits the Sta-Rite System 3 SM-Series 21-inch pool and spa cartridge filter model S7M120. Made out of quality materials for superior performance as it filters your swimming pool this pool cartridge filter is reliable and durable. This package also includes an inner filter. Keep your pool clean without all the hassle with this Sta Rite 25021 0200S modular media pool filter replacement cartridge. Make sure to have these extra Sta Rite pool filter cartridges on hand so you can always keep mineral scale oil and rust build up on your pool at bay. This specific model is the 100 square foot pool replacement filter cartridge. It is the small inner filter for the Sta Rite System 3 swimming pool filter and is compatible with the 250220201S outer filter. Spend more time enjoying your pool and less time maintaining it with the help of the Sta Rite 25021 0200S System 3 Inner Pool Replacement Filter.