Roca Inlet Valve Z124329060 — 820 Pro Series
The Roca Z124329060 820 Pro is a high-performance inlet valve designed specifically for Roca’s 820mm concealed cistern range. Engineered for reliability, this valve regulates water flow with precision, ensuring a swift and quiet refill after every flush. It is the primary replacement component for maintaining the efficiency of Roca wall-hung and back-to-wall toilet installations.
Identification Guide:
Product Code: Z124329060 | Brand: Roca | Series: 820 Pro / 820mm Concealed | Application: Wall-Hung & Back-to-Wall Units
Key Features
- Optimized Filling: Designed to handle varying water pressures while maintaining a consistent fill level.
- Direct Compatibility: Tailored specifically for the internal dimensions of the Roca 820mm cistern shell.
- Durability: Constructed from high-quality polymers to resist internal scaling and mineral buildup.
- Easy Maintenance: Simplified design allows for straightforward access if the internal washer requires cleaning.
Installation Note
When replacing the Z124329060, ensure the water supply is fully isolated. This valve is designed for a precise fit within the 820mm frame; ensure the float arm has sufficient clearance from the cistern walls and flush mechanism to move freely and prevent overfilling.



