Fluidmaster ‎C360116 Round Pneumatic Dual Flush Button for Concealed Cistern Systems, Dual Flush Control, Adjustable Water Volumes, 72–76 mm Cut-Out, Chrome Finish

• Fluidmaster Pneumatic Compatibility – Designed for pneumatic flush valves and concealed cistern systems, ensuring reliable system integration and consistent pneumatic actuation performance.
• Dual Flush Water Control – Mechanical dual flush function supports full and half flush selection for controlled, water-efficient operation in concealed cistern bathroom installations.
• Mounting – Suitable for mounting in concealed cistern setups, offering flexible installation options for professional bathroom configurations.
• Precision Fitment Range – This flush button fits standard 72–76 mm installation holes and supports secure tightening with a backnut for stable positioning and long-term operational reliability.
• Chrome Finish Durability – Chrome-plated surface provides corrosion resistance and long-term durability in humid bathroom environments; not compatible with 40 mm ceramic cistern lid openings.

This pneumatic button offers dual flush functionality and is compatible with the concealed pneumatic cistern. Suitable for wall and furniture mounting.