SpaPure Oxidizing Shock | Non-Chlorine Spa Shock Brand_OHCO 14-inch diameter

14-inch diameter

debris wedges into the tight spots and a hose stream can't reach it — so the cartridge never really comes clean and flow keeps dropping

Pro Tip: This cartridge seals at both ends — check yours before ordering

Color: Dark charcoal

SpaPure Oxidizing Shock | Non-Chlorine Spa Shock Brand_OHCO 14-inch diameterSpaPure Oxidizing Shock is an oxygen based, non chlorine spa shock built around potassium monopersulfate (MPS). Every time someone soaks, they leave behind sweat, body oils, lotions, cosmetics, and dead skin a layer of organic bather waste that has nothing to do with bacteria but everything to do with cloudy, dull, tired looking water. That waste is also what quietly drains your sanitizer. Left alone, your chlorine or bromine spends itself burning off