A replacement valve sealing washer which is compatible with all Geberit close-coupled, Ceramic and built-in concealed flush valves. This new silicone rubber design ensures that the seal is longer lasting to the previous grey original version which was liable to shrink and blister and most likely the reason you are looking at this right now. This is what you need to fix your flush valve.
Specification
Inside diameter: 32mm
Outside diameter: 63mm
Thickness: 2.8mm
Material: Silicone Rubber
For each item purchased you will receive 1x Flush Valve Washer.