BioGuard SoftSwim B | Biguanide Pool Sanitizer Fireplaces & Stoves deliver roughly 45% more surface

deliver roughly 45% more surface area than standard rounded filter fibers

smaller spas

Once you understand why Sundance split filtration into two stages

and fewer contaminants waiting to discolor your shell or cloud your water

BioGuard SoftSwim B | Biguanide Pool Sanitizer Fireplaces & Stoves deliver roughly 45% more surfaceBioGuard SoftSwim B is the sanitizer at the center of the SoftSwim program Step B, and the product that actually does the disinfecting. It's a 20% polyhexamethylene biguanide solution, and it's the reason a SoftSwim pool contains no chlorine at all. Biguanide is a genuinely different class of sanitizer, not a milder version of chlorine. It kills and controls harmful bacteria through a completely separate mechanism, and the practical differences show