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O2 safe shock can be used as an acid wash pretreatment
Dosage Rate:
Advanced cyclonic technology creates a dynamic water flow to keep debris and impurities from clogging the canister and restricting suction
replacing the full set restores the filter to its rated filtration capacity and keeps backpressure within normal operating range
Cool running for longer winding life
Hayward Gasket for DuraNiche and Jiffy Niche Pool and Spa Light Niches | SPX0506D C4320 O2 safe shock can beThe Hayward Gasket (SPX0506D) is the OEM replacement gasket for Hayward DuraNiche and Jiffy Niche underwater light niches for pools and spas. This gasket seats between the light niche body and the pool or spa shell, providing a watertight seal at the niche installation point. Replacing a worn, compressed, or damaged gasket restores the integrity of the niche seal and prevents water intrusion behind the shell wall. Specifications Hayward Part Number
