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The TAPCO 278 is a universal rundle tilt float valve designed for use in toilet tank assemblies. The float valve controls water fill cycles by responding to changes in water level inside the tank. As the tank drains during a flush, the float drops and opens the valve to allow refill. When the water reaches the set level, the float tilts and closes the valve to stop flow. This part is installed by plumbers and maintenance technicians during toilet repair or tank rebuild service.
The 278 is suited for residential and light commercial toilet tank applications where a tilt-style float valve is required. The universal rundle design allows it to fit a range of standard toilet tank configurations, making it a practical replacement choice for common repair scenarios where the original valve has failed, is leaking, or is not shutting off properly.
Designed as an OEM-style replacement tilt float valve for standard residential and light commercial toilet tank assemblies.
Installation is performed by a licensed plumber or qualified maintenance technician. Shut off the water supply at the angle stop or main supply valve and flush the toilet to empty the tank before beginning work. Disconnect the supply line and remove the existing float valve assembly before installing the replacement. Verify the fill level adjustment after installation and check for leaks at all connections before returning the fixture to service.
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