Pentair Clean & Clear Plus 520 Replacement Cartridge | R173578 Paramount 180° rotation for full-range control

180° rotation for full-range control of 3‑port and 2‑port valves

corrosion-resistant materials for long-lasting reliability in pool environments

Zodiac MX8 Elite and Original Models Middle Engine Housing w/Ramp and 2 Seals R2* (R0545700)

5"–2" plumbing

the head boosts water flow across the pool floor while allowing the system to run at reduced speed

Pentair Clean & Clear Plus 520 Replacement Cartridge | R173578 Paramount 180° rotation for full-range controlPentair Clean & Clear Plus 520 Replacement Cartridge R173578 The Pentair R173578 is a genuine replacement cartridge designed for the Clean & Clear Plus 520 sq. ft. cartridge filter system. Engineered for superior water clarity and efficient filtration, this high quality cartridge effectively captures dirt, debris, and contaminants, ensuring clean and clear pool water. Key Features: OEM Pentair Replacement Ensures a precise fit and optimal filtration