Do you need to restore the Sta-Rite 300 sq. ft. System 3 S7M120 pool filter cartridges? The Hurricane HF-STR3-300S7-SET Advanced Filter Cartridge Set replaces both the inner and outer cartridges. This 21-inch cartridge delivers a direct replacement for the popular Pentair filter. The premium filter media traps fine particles that restrict circulation. Now, a cost-effective upgrade that offers OEM quality performance.

• Fits inner filter replacement for 25021-0200S, 25021-0200 and the outer filter replacement for 25022-0201S.

What makes the Hurricane HF-STR3-300S7-SET a reliable replacement for the Sta-Rite System 3 S7M120?

The HF-STR3-300S7-SET matches the dimensions and performance requirements of the Sta-Rite System 3 S7M120. It replaces both cartridges for optimal efficiency. Furthermore, it prevents uneven loading and pressure issues common with partial replacements. Shasta Pool Supply recommends these replacement cartridges for restoring factory-level filtration.