Adjustable G1/2 Toilet Fill Valve | Cistern Flush Inlet Valve

Adjustable Toilet Fill Valve – G1/2 Cistern Flush Inlet Valve

Keep your toilet tank working efficiently with this adjustable G1/2 toilet fill (inlet) valve. Designed for versatility and ease of use, this cistern flush valve fits a wide range of toilet tank heights and is engineered to help conserve water with every flush. Whether you're upgrading an ageing valve or replacing a faulty one, this unit delivers reliable performance with minimal effort.

Key Features

• Adjustable Height: Telescoping design accommodates different cistern/tank depths — no guesswork required.
• Water-Saving Float: Freely adjustable float height lets you control the water level in the tank, reducing waste and lowering water bills.
• Simple Installation: G1/2 standard thread fits most toilet tanks; no specialist tools needed.
• Easy to Operate: Intuitive push-button compatible design for straightforward day-to-day use.
• Durable Construction: CE-certified components built from high-quality materials for long-lasting, dependable performance.
• Versatile Fit: Suitable for a wide variety of cisterns and syphon-style toilet systems.

Specifications

• Type: Filling / Inlet Valve
• Connection Size: G1/2
• Certification: CE
• Height: Adjustable (fits multiple cistern depths)
• High-Concern Chemicals: None
• Country of Origin: Made in China

Why Upgrade Your Toilet Fill Valve?

A faulty or outdated fill valve can silently waste thousands of litres of water per year. Swapping it out with an adjustable, properly calibrated valve is one of the most cost-effective home plumbing improvements you can make. According to the U.S. Environmental Protection Agency (EPA) WaterSense programme, fixing household leaks and inefficient fixtures can save significant amounts of water annually.

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Frequently Asked Questions

Q: What toilet tank sizes is this adjustable fill valve compatible with?

A: This G1/2 toilet fill valve features an adjustable telescoping body, making it compatible with a wide range of cistern heights. Simply extend or shorten the valve body to match your specific tank depth before installation.

Q: Is this toilet inlet valve easy to install without a plumber?

A: Yes. The G1/2 standard thread and tool-free adjustable design make DIY installation straightforward for most homeowners. Simply turn off the water supply, remove the old valve, thread in the new valve, adjust the height and float level, then restore water flow.

Q: How does the adjustable float help save water?

A: The float controls the water cut-off level inside your cistern. By lowering the float position, you reduce the volume of water stored per flush cycle — helping you conserve water without affecting flush performance.

Q: What does CE certification mean for this fill valve?

A: CE certification indicates that the product meets European safety and performance standards, giving you confidence in the build quality and material safety of the valve.