The Toto G-Max Toilet Fill Valve is engineered for reliable performance in all G-Max series toilets. Designed to restore efficient water refilling, this durable valve prevents running toilets, slow fills, and disruptive noise. Its precision-engineered mechanism ensures consistent water levels while optimizing flush performance.

Featuring a user-friendly twist-lock adjustment, the G-Max fill valve installs in minutes—no special tools required. Whether you’re upgrading an older fill valve or replacing a worn component, this universal solution delivers a quieter, leak-free operation that keeps your bathroom running smoothly.

Key Features

• Universal compatibility with Toto G-Max toilet models
• Adjustable height from 7-3/4″ to 13-1/2″ to fit most tank sizes
• Tool-free installation with a simple twist-lock design
• Engineered for quieter operation and smooth water flow
• Durable materials resist corrosion and extend service life