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The Fluidmaster Pro Series Rubber Seal, MPN PRO22, is designed to serve as a durable replacement for various Fluidmaster fill valves, including models PRO45, 400A, and 747. Simple to install, this seal helps extend the lifespan of your fill valves by preventing leaks and ensuring efficient operation.
This replacement seal enhances the performance of your toilet fill valve and provides a sustainable option to avoid replacing the entire valve.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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