UNIVERSAL COMPATIBILITY Compatible with most toilet models and brands, this toilet fill valve replacement kit features a US standard G15/16" inlet. Its height is easily adjustable from 8 to 13 inches, which ensures a perfect fit for different tank sizes IMPROVE YOUR TOILET PERFORMANCE Repair slow filling, loud, leaky or continuously running toilets with this high performance flush valve replacement kit. Enjoy a quieter bathroom experience with fast and efficient tank top up, improving both water efficiency and rinsing performance Water saving toilet tank parts: adjust your flush with adjustable tank and bowl water level controls. The filling valve ensures precise water supply, optimises performance and saves water and lowers your water bill Effectively prevents leaks: the V-shaped silicone seal on the filling valve ensures a secure, waterproof fit. Durable leak proof flap is made of high quality corrosion resistant rubber, combining strength with flexibility for lasting performance. Its superior sealing ability effectively eliminates water leakage problems Easy installation: The float valve replacement kit is quick and easy to install.