BALLCOCK - FLUIDMASTER 400A

The most widely installed toilet fill valve in the world -- the Fluidmaster 400A is the trusted, go-to replacement for outdated ballcocks, float balls, and rod arms in standard 1.6 GPF toilet tanks. Quiet, corrosion-resistant, and built to withstand harsh water conditions and constant commercial use, the 400A fits most standard toilet tanks and installs without special tools in minutes. An essential stocking item for building superintendents, property managers, and plumbing contractors maintaining toilet tanks across managed residential and commercial properties.

Key Features:

• Fits Most Standard 1.6 GPF Tanks -- Universal Replacement: Engineered to fit the vast majority of standard toilet tanks including 1.6 GPF models -- a single SKU that covers most toilet repair situations encountered across mixed toilet inventories in managed residential and commercial properties.
• Leak Detection -- Automatic On/Off Signal: Automatically turns on and off during periods of non-use to signal leaks or water waste -- alerting maintenance staff to running toilets before they become costly water bills or tenant complaints.
• Code-Approved Anti-Siphon Backflow Prevention: Built-in backflow preventer protects the fresh water supply from toilet tank water contamination -- meeting all anti-siphon codes for safe, compliant installation in commercial and residential buildings.
• Turn-and-Lock Cap -- No Tools Required: Easy turn-and-lock cap allows seal replacement without tools -- keeping ongoing maintenance fast, simple, and accessible for building staff without specialized plumbing skills. Water level adjustment screw provides easy, precise tank level setting.

Where to Use:

• Multi-Unit Residential Buildings: The standard fill valve replacement for building supers and maintenance crews servicing toilet tanks across apartment units and common area restrooms in managed residential properties.
• Hotels & Hospitality: Reliable, quiet performance and easy no-tools maintenance suit toilet tank repair in guest rooms and public restrooms across hotel and hospitality properties.
• Office Buildings & Commercial Properties: Universal fit and corrosion-resistant construction make this the practical choice for standardizing toilet fill valve inventory across large commercial building toilet inventories.
• Plumbing Contractors & Facility Maintenance: The most widely specified fill valve in the trade -- keeps service calls fast and efficient with a part that fits almost every standard toilet tank on the first try.

Also Available:

• Ballcock -- Fluidmaster 1.28 GPF High-Efficiency (SKU 1012006)
• Flush Valve -- Fluidmaster 2" (SKU 1002975)
• Flapper -- Korky 1.6 Adjust Red (SKU 1002907)
• Flapper -- Korky Black (SKU 1002908)
• Flapper -- Korky Plus Red (SKU 1002930)