Description
Pentair System 3 Modular Filter 25022-0225S Cartridge
Upgrade your pool filtration with the Pentair System 3 Modular Filter 25022-0225S replacement cartridge. Made for System 3 modular filters (including S8M500 and Sta-Rite models), this 25-inch cartridge packs 291 sq ft of pleated media for efficient debris capture and steady flow. The expanded filtration surface improves particle removal and reduces backwashes, while the chemical-resistant media stands up to chlorine, pH swings, and sun exposure for longer service life.
Section: List of Features
- OEM-compatible fit: Seals securely in System 3 S8M500 and Sta-Rite filters for reliable, leak-free operation.
- Large filtration surface: 25-inch cartridge with 291 sq ft of media increases water contact time for better filtration.
- Pleated media design: Expands active filtration area to trap finer particles and improve water clarity.
- Easy maintenance: Quick removal and rinse with minimal tools to reduce downtime between cleanings.
- Durable construction: Chemical-resistant media withstands chlorine, pH swings, and sun exposure for longer life.
- Reduced backwash: Higher dirt-holding capacity means fewer backwashes and lower water waste.
Section: Final Thoughts
With OEM-grade performance, this cartridge keeps your System 3 running at peak clarity and reliability. Ideal for residential pools that value consistent filtration and easy upkeep. Install today to protect your investment and enjoy crystal-clear water with Pentair quality you can trust.













