BioGuard Symmetry 750g Algaecides BioGuard MSA Extreme is a

BioGuard MSA Extreme is a highly effective

greases and rain pollution—binding tiny particles that normal filtration can’t catch

per metre and cut to length

pH balance

including the floor

BioGuard Symmetry 750g Algaecides BioGuard MSA Extreme is aBioGuard Spa Symmetry can be used in automatic feeders or floaters for sanitising spas. When used as directed, its slow, consistent dissolving rate provides a constant and reliable sanitiser level at all times. Contains 650g kg available Bromine and 280g kg available chlorine. Effective over a wider pH range than chlorine alone. Less odour and slower dissolving than chlorine tablets. Ideal for indoor spas, and pools with attached spas because of