DIY Frequently Asked Questions / Flush Valve Seat
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DIY Frequently Asked Questions / Flush Valve Seat')">
Located at the bottom of the tank. - Surrounds the opening that lets water into the bowl.
- Kept closed by a rubber flush ball or flapper.
- The flush valve seat is attached to the Overflow Tube, which drains water back into the bowl if the water level goes above it. This is a good safety precaution if the inlet valve fails.