Oli Pneumatic Outlet Flush Valve Expert Evo — OL0033126
The Oli OL0033126 is an authentic pneumatic outlet flush valve specifically engineered for the Oli Expert Evo in-wall concealed cisterns and wall-hung toilet frames. Operated by air pressure via flexible pneumatic hoses and pneumatic control plates, this genuine replacement dual-flush valve restores smooth, reliable flushing performance and prevents water running continuously into the toilet pan.
Identification Guide:
MPN: OL0033126 | Compatibility: Oli Expert Evo Concealed Cisterns & Frames | Operation Type: Pneumatic (Air Push) | Flush Type: Dual Flush
Key Features
- Pneumatic Air Activation: Connects to pneumatic push buttons/plates for smooth, effortless dual-flush actuation.
- Water Conservation: Designed to support eco dual-flushing options to minimize water consumption.
- Genuine Manufacturer Spare: Built to exact Oli dimensions for simple drop-in replacement without cistern modification.
- Durable Construction: Made from high-grade, chemical-resistant polymers to withstand constant water immersion and limescale build-up.
Installation & Compatibility Notes
This valve is specifically suited for Oli Expert Evo series in-wall concealed cisterns. Isolate the water supply and drain the cistern prior to installation. Ensure pneumatic air hoses are correctly connected to the full-flush and reduced-flush ports on the valve body without twisting or kinking the lines.



