Pentair StarGuard Main Drain Complete 500121 - Black - Two Pack automatic chemical controller reliable fit on standard S

reliable fit on standard S

This product is an easy to use strong algae killer

works with captured T-bolt clamps

It tailors a dedicated cleaning program based on your pool’s shape

Expect clean water with every cycle and a streamlined cleaning routine

Pentair StarGuard Main Drain Complete 500121 - Black - Two Pack automatic chemical controller reliable fit on standard SPentair StarGuard Main Drain 500121 Pentair StarGuard drains comply with provisions of the ANSI APSP 16 2011 standard as required by the Virginia Graeme Baker Pool & Spa Safety Act. StarGuard drains have an industry leading 15. 35 square inches of open area for water flow. If you are in an area where water velocity through the grate is limited to 1. 5 feet second, the StarGuard covers allow flow rates up to 72 GPM. StarGuard Drain Features: StarGuard