The Pentair Sta-Rite System 3 Large Outer Cartridge (25022-0203S) delivers professional-grade filtration performance that pool contractors trust for commercial and residential installations. With 259 square feet of filtration area, this replacement cartridge ensures crystal-clear water quality while reducing maintenance frequency for your clients.

Commercial Application Benefits

Designed specifically for the demanding Pentair Sta-Rite System 3 S8M150 modular media filter, this large outer cartridge reduces service calls and extends filter life. The high-capacity 259 sqft filtration area handles heavy bather loads and debris, making it ideal for commercial pools, spas, and high-use residential installations where reliability is critical.

Why Pool Contractors Choose MT Pools

MT Pools provides superior customer service with expert technical support and competitive wholesale pricing that protects your profit margins. Our reliable inventory management ensures you have the replacement cartridges your service routes demand, keeping your operations running smoothly.

Frequently Asked Questions

Order Today

Stock your service vehicles and warehouse with genuine Pentair replacement cartridges from MT Pools. Our team provides expert technical guidance and fast shipping to keep your pool service operations profitable and efficient.