Killing bacteria and preventing algae is a vital step

Sanitizers are the key ingredients of proper pool maintenance. Chlorine and bromine keep the water clear, protected from bacteria and help control algae. They are part of the BioGuard® 3-Step Pool Care System.

• This unique compressed blue sanitizer stick dissolves much slower when the pump is turned off due to our our SmartGuard® technology. They last up to twice as long in your skimmer (skimmer application only)
• Makes water soft and smooth
• Has SunShield® to protect chlorine from sunlight, so you use less
• Can be used with the Once-A-Week 3 Step BioGuard Care System