PoolRx+ Black/White 4 Packs 20K–30K Gallons | Algaecide for Pools Free Shipping Over $150 Smart Shock buffers the pH

Smart Shock buffers the pH to provide brilliantly clear water with no cloudy residue and without increasing the pH

The inner cartridge offers an OEM fit for the System 3 S7M120 pool filter

Technical Specifications:

this high-quality replacement part is designed to fit seamlessly with Pentair Clean & Clear and Predator pool/spa cartridge filters

Quick Start Kit simplifies your new spa experience

PoolRx+ Black/White 4 Packs 20K–30K Gallons | Algaecide for Pools Free Shipping Over $150 Smart Shock buffers the pHBuy simplest way to treat your pool with PoolRx+ Black White 4 Packs. Shasta Pool Supply markets the best prices and fastest shipping on pool care and chemical products. Specifically, the 20K 30K gallon algaecide ships free. PoolRx+ Black White 4 Packs 20K30K Gallons The Black White 4 Packs simplifies your pool maintenance. Furthermore, the powerful PoolRx+ algaecide keeps your pool crystal clear for up to 6 months. Specifically, designed for pools