Thomas Dudley 73.5mm Dual Flush Button (vantage cistern)

• 73.5mm diameter dual flush button (round)
• Suits dual flush pneumatic flush valve
• Suitable for vantage cistern

The Dudley brand has always been synonymous with quality. New or old, every Dudley product is made to the same high standards, undergoing rigorous and exhaustive testing using our in-house laboratory and life cycle testing facilities. This means that when they are installed, durability and reliability come as standard

Link to manufacturers fitting instructions  http://www.thomasdudley.co.uk/pdf/install/11294%20Iss%20A%20Pushbutton%20Installation%20Instructions.pdf