SpaGuard Enhanced Shock + Chlorinating Concentrate 2 lb Specialty & Problem Solvers All types of algae do

All types of algae do not stand a chance against this product

This cover blends into any hardscape

temporary clouding may present itself if used together

These tabs are a compressed form of a phosphonate-based scale inhibitor to provide the best protection for a spa from scale formation

BioGuard Zero Phos is a necessary product to get your phosphate level back under control

SpaGuard Enhanced Shock + Chlorinating Concentrate 2 lb Specialty & Problem Solvers All types of algae doSpaGuard Enhanced Shock 2#. SpaGuard Enhanced Shock is a multipurpose shock with four functions in one: shocks, clarifies, flocculent and pH buffer. Restores water sparkle Removes unpleasant odors Treats and soak in as soon as 15 minutes Compatible with Chlorine or brominated spas and those using ozone or ionization systems.. 58. 2% Sodium Dichloro s Triazinetrione Chlorinating Concentrate Granular stabilized chlorinator Acts as a sanitizer and an