Use this Danco diaphragm for Fluidmaster ballcocks to repair your leaky toilet. It provides an economical alternative to replacing the entire flush valve. This diaphragm is constructed of durable rubber to provide strength and reliable performance.
The Korky toilet fill valve replacement cap fits Korky QuietFILL, MaxPerformance??? and TOTO Fill Valves (fill valve not included). The replacement cap features plastic construction with a premium, long lasting rubber diaphragm. Easy to install, the R528 includes (1) Assembly Cap.