BioGuard Balance Pak 200 pH Increaser - 2 Lb<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>BioGuard Balance Pak 200 pH Increaser 2# Bottle</li><li>BioGuard Balance Pak 200 will raise the pH in your swimming pool</li><li>Helps prevent equipment corrosion， etching of plaster and wrinkling of liners caused by low pH</li><li>Prevents eye irritation due to low pH</li><li>1 lp per 10，000 gallons of swimming pool water</li></ul></div><img src="http://ecx.images-amazon.com/images/I/415YMYivj1L.jpg" noproxy>