Compact Toilet Syphon with Universal Fit – The space-saving toilet syphon design fits virtually all 1½″ lever-operated cisterns, making it an ideal replacement for existing installations and retrofit applications. Precise Dual Flush Control – Designed as a dual flush valve, it offers adjustable full and partial flush volumes from 3 to 6 litres, giving installers accurate control over water delivery and efficiency. Rapid Height Adjustment for Easy Retrofitting – Fluidmaster flush valve is adjustable from 7.5″ to 9.5″, making it compatible with multiple legacy syphon replacements and cistern layouts. Optimised Flush Performance – The long-lasting butterfly diaphragm and twin flow cap design optimise hydraulic efficiency, while the anti-turbulence outlet improves the consistency of the toilet flush button and reduces splash. Certified, Durable and Installer-Friendly – The Dual flush toilet push button is in accordance with UK Water Regulation 4 and backed by a 10-year warranty that ensures quick installation, easy servicing, and long-term use., Manufacturer: Fluidmaster