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The SLOAN 63528 is a flush valve stop repair kit sized for 1-inch stop valves on commercial flushometer systems. This kit provides the replacement components needed to restore proper shutoff and flow-regulation function to a worn or leaking stop valve without replacing the entire flushometer body. Licensed plumbers and commercial restroom maintenance technicians rely on this type of repair kit to extend the service life of installed Sloan flush valve assemblies. The compact kit format keeps downtime short and reduces material cost compared to full-unit replacement.
This stop repair kit is suited for commercial plumbing environments including office buildings, schools, hospitals, stadiums, and other high-traffic facilities where Sloan flushometer-style flush valves are commonly specified. It is installed as part of routine preventive maintenance or in response to a leaking or non-shutting stop valve. The 1-inch size designation corresponds to the stop valve inlet size and should be confirmed against the installed valve before ordering.
Designed as an OEM-style repair solution for 1-inch stop valves on Sloan flush valve assemblies. Confirm the stop valve size and model against the installed unit before installation.
Installation should be performed by a licensed plumber in accordance with local plumbing codes and applicable IPC requirements. Shut off the water supply to the flushometer at the building supply or upstream isolation valve before disassembling the stop valve. Relieve system pressure fully before removing any stop valve components. Do not overtighten packing or seat components, as this can damage sealing surfaces and cause premature failure.
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