Toilet Fill Valve Replacement Kit – Adjustable Float Valve

Toilet Fill Valve Replacement Kit – Adjustable Height Float Valve

Keep your toilet tank working perfectly with this easy-to-install Toilet Fill Valve Replacement Kit. Designed as a direct replacement for worn or faulty inlet valves, this adjustable float valve helps maintain the correct water level in your cistern — stopping constant running, slow refilling, and inefficient flushing. Whether you're doing a full toilet repair or a quick maintenance fix, this kit has you covered.

Key Features

• Adjustable Height: Fits a wide range of toilet tanks — adjusts from 18 cm to 28 cm (7.09" to 11.02") for universal compatibility
• Durable Plastic Construction: Made from high-quality, water-resistant plastic built to withstand continuous use
• Easy DIY Installation: No specialist tools required — simply remove the old valve and fit the new one in minutes
• Float Valve Design: Automatically stops the water flow when the tank reaches the correct level, preventing overflow and waste
• Universal Fit: Suitable for most standard residential toilet cisterns
• Color: White/Blue — clean and discreet inside your tank

Specifications

• Product: Toilet Tank Water Inlet (Fill) Valve
• Material: Plastic
• Color: White/Blue
• Adjustable Height: 18–28 cm (7.09–11.02 in)
• Package Includes: 1 × Toilet Water Inlet Fill Valve
• Made in Mainland China

Note: Due to lighting and monitor differences, colors may appear slightly different. Please allow minor size variations due to manual measurement.

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Further Reading

For guidance on safe plumbing repairs and water efficiency in the home, visit the EPA WaterSense Program for tips on reducing water waste and improving household water efficiency.

Learn more: Valve

Frequently Asked Questions

Q: What size toilet tanks is this fill valve compatible with?

A: This toilet fill valve features an adjustable height range of 18–28 cm (approximately 7 to 11 inches), making it compatible with most standard residential toilet cisterns. Always measure your existing valve before purchasing to confirm fit.

Q: How do I install a toilet fill valve replacement kit?

A: Installation is a straightforward DIY task. Turn off the water supply to the toilet, flush to empty the tank, disconnect the supply line, unscrew and remove the old valve, insert the new fill valve, reconnect the supply line, turn the water back on, and adjust the float height as needed. No specialist tools are required.

Q: Why is my toilet tank not filling properly?

A: A toilet tank that fills slowly, doesn't stop running, or fails to refill after flushing is typically caused by a worn or faulty fill valve or float. Replacing the inlet valve with a new one like this kit is one of the most common and effective solutions to restore normal tank function.