Jacks Magic After Shock Chlorine Reducer, 1 lb | JMAFTER16 Pool Equipment Parts Pentair 98209800 High Flow Air

Pentair 98209800 High Flow Air Relief Valve

Contains zero ingredients that can stain

Pool Perfect + PHOSfree​ is added to the skimmer and contains a non-clouding phosphate remover

Filbur pool and spa filters are made to match OEM specifications

check the 4CH-949 instead

Jacks Magic After Shock Chlorine Reducer, 1 lb | JMAFTER16 Pool Equipment Parts Pentair 98209800 High Flow AirSize: 1lb Bottle After Shock is a chlorine reducer that is primarily used with Stain Solution #1, The Iron, Cobalt and Spot Etching Stuff to reduce the chlorine to below 1ppm. After Shock can also be used to quickly lower chlorine levels after shocking great for commercial pools! Features and Benefits: Quickly lowers chlorine or bromine residuals to levels required for stain removal Safely & effectively lowers chlorine or bromine levels after shocking