SpaGuard® Spa Shock 35 oz. 42624BIO Sundance Spa Filters Pillws feature two knobs on

Pillws feature two knobs on the back that snap into your hot tubs shell

All 2002+ J-360 & J-365 Models

or even mounted into an existing deck

will not work on spas with LCD control panels

SpaGuard® Spa Shock 35 oz. 42624BIO Sundance Spa Filters Pillws feature two knobs onSpaGuard Spa Shock 35 oz. 42624BIO This non chlorine shock is the ideal oxidizer for spas as it makes undesirable compounds disappear. Spa Shock is simple to use just apply directly into your spa water while the pump is circulating. Non Chlorine oxidizer Can be used with chlorinated or brominated spas Does not raise chlorine residual Quick dissolving shock treatment Destroys organic contaminants Spa Shock prevents pH bounce and keeps water sparkling