Upgrade toilet performance and efficiency with the 400A Ballcock Fill Valve, a proven, high-performance solution designed to deliver consistent water level control, quiet operation, and long-term reliability. Engineered for universal compatibility and easy installation, this fill valve is a trusted choice for both residential and commercial toilet repairs or upgrades.
Built with durable, corrosion-resistant materials, the 400A fill valve provides smooth, efficient refilling while minimizing noise and water waste. Its adjustable design ensures a precise water level setting, helping maintain optimal flushing performance while improving overall water efficiency.
Key Features
Universal Toilet Compatibility Designed to fit most standard 2-piece and 1-piece toilets, making it ideal for replacement and repair applications.
Adjustable Water Level Control Easily fine-tune the tank water level to improve flush performance and prevent overflow.
Quiet Fill Technology Reduces noise during tank refill for a quieter bathroom environment.
Durable, Corrosion-Resistant Construction Built with high-quality plastic components that resist rust and deterioration over time.
Anti-Siphon Design Helps protect the potable water supply by preventing backflow contamination.
Quick and Easy Installation Tool-free installation allows for fast setup and minimal downtime.
Clog-Resistant Valve Mechanism Designed to perform reliably even in areas with sediment or hard water conditions.
Long-Lasting Performance Engineered for consistent operation and reduced need for maintenance or replacement.
Specifications
Model: 400A
Type: Ballcock / Toilet Fill Valve
Material: High-strength engineered plastic
Height Adjustment Range: Typically adjustable to fit various tank sizes
Inlet Connection: Standard 7/8" ballcock thread
Water Pressure Range: Suitable for standard residential water pressure systems
Operation Type: Float-controlled fill mechanism
Anti-Siphon: Yes
Color: Neutral/standard (varies by manufacturer batch)
Installation: Top-mount within toilet tank
Compatibility: Universal fit for most toilet brands and models
Applications
Residential Toilet Repairs Ideal for replacing worn or malfunctioning fill valves in home bathrooms.
Commercial Restrooms Suitable for office buildings, retail stores, and public facilities requiring reliable performance.
Plumbing Maintenance & Upgrades Perfect for plumbers and maintenance professionals performing routine service or upgrades.
Water Efficiency Improvements Helps maintain correct tank levels, supporting efficient flushing and reducing unnecessary water use.
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BrandFluidmaster
ColorBlack
Model400A
TypeBallcock / Toilet Fill Valve
MaterialHigh-strengt engineered plastic
Water Pressure Range Suitable for standard residential water pressure systems