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The TAPCO N3010 is a ballcock assembly designed to control water fill in toilet tanks and similar cistern-type fixtures. A ballcock functions as the primary fill valve, opening to allow water flow when the tank empties and shutting off once the float reaches the set water level. This component is installed by licensed plumbers and experienced service technicians during toilet repair, renovation, or routine maintenance work.
The N3010 is suited for residential and light commercial plumbing applications where a reliable tank fill valve is required. It fits standard toilet tank configurations and is a practical replacement option when an existing ballcock shows signs of leakage, constant running, or float failure. Installation is straightforward and requires only basic hand tools.
Designed as an OEM-style replacement ballcock fill valve for standard residential and light commercial toilet tank assemblies.
Shut off the water supply valve at the wall before removing the existing ballcock. A licensed plumber should perform this work in jurisdictions where plumbing repairs require a permit. Use an adjustable wrench and slip-joint pliers for tank nut removal and installation. Verify the water supply line is fully depressurized and the tank is drained before disconnecting any components.
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