Valve 3-way 2137 W/H, DN 40

Valve 3-way 2137 W/H, DN 40 is a heating control component by Herz (Austria) for managing temperature, zoning the system and preparing water for underfloor heating.

Where to use it

• boiler and zone control
• underfloor heating mixing unit
• separating heating from hot water

For underfloor heating, limit the flow temperature with a mixing valve — usually 35–45 °C.

Not sure which model fits? Give us a call and we will help you choose for your system. We ship with Nova Poshta across Ukraine, payment on delivery.