The Sta-Rite Posi-Flo II Filter Cartridge (WC108-57S2X) delivers professional-grade filtration performance that pool contractors trust for commercial and residential installations. With 70 square feet of filtration capacity, this replacement cartridge ensures crystal-clear water quality while reducing maintenance frequency for your clients.

Commercial Application Benefits

Designed for high-volume filtration in Sta-Rite 70TX and 70TXR filter systems, this cartridge reduces service calls and extends equipment life. The straightforward replacement process minimizes labor time, while the durable construction withstands demanding commercial environments and chemical exposure.

Why Pool Contractors Choose MT Pools

MT Pools provides superior customer service with expert technical support and reliable inventory management. Our wholesale pricing structure protects your profit margins while ensuring you have the replacement parts needed to keep client systems running efficiently.

Frequently Asked Questions

Order Today

Keep your clients' pools running at peak performance with genuine Sta-Rite replacement cartridges from MT Pools. Our expert team provides the technical support and reliable service that pool professionals depend on.