BIOGUARD LO-N-SLO PH DECREASER 3#
For lowering pH and total alkalinity.
Quick-dissolving and easy-to-measure.
Safer to store, transport, and handle than liquid muriatic acid.
Having the correct pH in your pool is crucial to your swimmers’ comfort and also protects your pool equipment and surfaces from corrosion, staining, and etching. The ideal pH range is 7.4-7.6. If the pH is too high or too low it can cause those pesky red, itchy eyes!