Thomas Dudley Dio Dual Flush Pneumatic Button — 322408
The Thomas Dudley Dio (322408 / 327733) is an authentic dual-flush pneumatic push button designed for high-performance concealed cisterns. Featuring a 51mm polished chrome bezel, this button provides smooth, effortless operation for Vantage and Miniflo cisterns, as well as Illusion A and V wall frames. As a genuine replacement part, it ensures a perfect airtight seal and consistent flushing, making it the ideal choice for refreshing or repairing Dudley pneumatic systems.
Identification Guide:
MPN: 322408 / 327733 | Bezel Diameter: 51mm | Required Hole Size: 40mm | Type: Dual Flush Pneumatic
Key Features
- Flexible Installation: Pneumatic air operation allows the button to be positioned up to 750mm away from the cistern.
- Smooth Operation: Designed for tactile, easy-to-press dual flush functionality.
- Comprehensive Compatibility: Specifically engineered for Dudley Dio, Vantage, and Miniflo concealed cisterns.
- Premium Finish: Polished chrome plating offers a clean, modern aesthetic for any bathroom furniture or wall panel.
Installation Note
This button requires a 40mm installation hole. Please note that the rear securing nut may vary in colour (typically black or white), but this does not affect fitment or performance. Ensure the twin air tubes are connected securely to the rear nibs to maintain correct dual-flush pressure.