OLI AG104 Plus 3/8" Plastic Inlet Float Valve — OL0883111
The OLI AG104 Plus (OL0883111) is an authentic OEM replacement inlet/float valve engineered specifically for OLI concealed cisterns and wall-hung toilet mounting frames. Designed with a robust 3/8" BSP plastic threaded connection, this compact fill valve provides smooth, rapid, and ultra-quiet cistern refilling while preventing backflow. Ideal for replacing dripping, slow-filling, or calcified valves across compatible OLI cistern systems.
Identification Guide:
Brand: OLI (Sistemas Sanitários S.A.) | MPN: OL0883111 / 883111 | SKU: FTB13908 | EAN/UPC: 5604005616737 | Thread Size: 3/8" BSP (Plastic) | Type: Cistern Float / Inlet Valve
Key Features
- Original OEM Fit: Direct replacement for original factory-fitted OLI AG104 series cistern valves.
- Acoustic Class 1 Operation: Certified low-noise mechanism ensures silent, disturbance-free tank filling.
- Corrosion-Proof Connection: High-grade 3/8" plastic thread resists limescale buildup and cross-threading.
- Broad Compatibility: Fits popular OLI systems including OLI120 Plus, Expert Plus, and Nano Plus concealed frames.
- Adjustable Water Level: Simple calibration mechanism to set the exact cistern fill height required.
Compatibility & Installation Note
Please check your existing valve thread dimension prior to purchase: this unit features a 3/8" BSP plastic threaded connection (approx. 16.5mm external thread diameter), common in European concealed frames. It is not interchangeable with standard 1/2" UK brass connections without an appropriate adapter.



