Fluidmaster PRO820UK Mechanical Dual Flush Valve, Universal Fit

Fluidmaster PRO Mechanical Dual Flush Valve – PRO820UK dual flush valve delivers precise flush control with adjustable full and partial flush volumes for water-efficient cistern performance.
Universal Cistern Compatibility – Fluidmaster PRO820UK fits virtually all top-button activated, close-coupled cisterns with a standard 2" outlet and 40 mm cistern hole for easy replacement.
Water-Saving Flush Technology – Mechanical dual flush system supports eco-friendly water usage, helping reduce water consumption without compromising flush performance.
Easy Installation & Maintenance – Twist-and-release design allows quick removal of the flush valve for servicing, making Fluidmaster PRO valve installer-friendly and DIY-compatible.
Durable, Professional-Grade Build – Features a high-quality chrome dual flush button and long-lasting silicone seal for reliable, leak-free performance in everyday use.