Metering device for the consumption of domestic cold water for single building unit, ready for direct wall-mounting.

Composition
- DN 20 ball valve with integrated check cartridge
- DN 20 ball valve with pipe union

The device is ready for the installation of a DN15 volumetric flow meter for domestic cold water (3/4” connections), with direct reading or data transmission.
Valve connection thread as per UNI EN 10226-1.