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The OATEY K830X14 is a mini pilot fill valve designed for residential toilet tank service. It controls water flow into the toilet tank after each flush, shutting off automatically when the tank reaches the set water level. The low-profile design keeps the assembly compact inside standard tank configurations. A twist-knob adjustment allows the installer to dial in the water level without additional tools. Quiet operation reduces noise during the refill cycle, making it suitable for bathrooms where sound is a concern. Each unit ships complete with the hardware needed for a direct installation.
This fill valve is intended for standard 2-piece residential toilets. It is a common replacement part in plumbing service calls where an existing fill valve is leaking, running continuously, or refilling slowly. Plumbers and experienced DIYers use this valve to restore proper tank function without replacing the entire flush assembly. The included metal refill tube clip, rubber cone washer, rubber refill tube, plastic lock nut, and plastic washer provide everything required for a complete installation.
Designed as an OEM-style replacement fill valve for standard 2-piece residential toilets.
Installation is typically performed by a licensed plumber or a knowledgeable DIYer. Shut off the water supply at the angle stop valve below the toilet tank and flush to drain the tank before beginning work. Disconnect the supply line and remove the existing fill valve locknut before installing the new valve. Work must conform to applicable local plumbing codes and IPC guidelines.
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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