Four-way mixing valve DN20 with 3/4' connection and Kvs 6.3 suitable for heating systems. Used for regulating the temperature of the heating water and domestic hot water, as well as increasing the temperature of the return water from the boiler.

• Manufacturer: Valvex
• Valve type: four-way mixing
• Nominal diameter: DN20
• Connection size: 3/4'
• Kvs: 6.3
• Nominal temperature: -10°C to 110°C
• Nominal pressure: 1.0 MPa
• Body, stem, and cover material: brass CW617N
• Handle and dial material: glass fiber reinforced polyamide PA6 GF30
• Seals: O-ring type
• Sliding rings: Teflon