Bioguard's Optimizer Now it’s even easier to achieve the best and most comfortable pool water you’ve ever experienced. BioGuard’s all-new Optimizer makes your water both sparklingly clear and amazingly soft. Optimizer also keeps pH levels under control, providing exceptional pool water without the need to adjust pH after application Improves swimmer comfort enhances water quality and softens water Creates sparkling water and enhances clarity Works with most sanitizers: chlorine, bromine and biguanide Can be used with the BioGuard 3-Step Care System Data Specs • 100% boric acid• pH 5.1• Compatible with chlorine, bromine, Mineral Springs®, saltwater, and SoftSwim® systems• Stable in sunlight• Does not evaporate• Softens water• Improves water qualityUse 15 lbs per 10,000 gallons for initial startup, or apply the amount ALEX® Pro recommends based on testing.