Thermostatic mixing valve ESBE VTA522 20-43°C G1 1/4 25-3,5 31620400
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Sales unit dimensions and weight: 1 pcs
Thermostatic mixing valve ESBE VTA522 20-43°C G1 1/4 25-3,5 31620400
Thermostatic mixing valve – precise temperature control
This ESBE VTA522 thermostatic mixing valve is a reliable solution for regulating water temperature in domestic hot water systems and heating systems. It provides comfort and safety, protecting against scalding, and also enables optimal energy utilization. The valve is designed for surface mounting and is characterized by a high flow rate, making it an ideal choice for both installers and end-users.
The VTA522 valve with a regulation range of 20-43°C is perfect for installations with or without a domestic hot water circulation system. The possibility of use in underfloor heating systems (taking into account specific temperature and flow requirements) further increases its versatility. The valve's construction based on an asymmetrical flow model guarantees a stable outlet temperature.
Construction and application
The valve is made of high-quality materials, ensuring its durability and reliability. It has an external thread size of 1 1/4 inch, which facilitates installation in existing installations. The lack of a check valve in the set requires a possible separate purchase if required by the specifics of the installation. This valve finds application in:
- Domestic hot water installations – providing a safe water temperature at draw-off points.
- Underfloor heating systems – enabling precise regulation of the heating medium temperature (taking into account system parameters).
- Installations with a domestic hot water circulation system – maintaining a constant water temperature throughout the system.
- Applications requiring scald protection – particularly important in public facilities and homes with children.
Key features and benefits
- Precise temperature regulation: a range of 20-43°C allows you to adjust the temperature to individual needs.
- High flow rate (Kvs 3.5): ensures adequate water flow even with high demand.
- Scald protection: the thermostatic function prevents water overheating, increasing user safety.
- Versatility: can be used in various types of installations – from domestic hot water to underfloor heating.
- Durability and reliability: construction from high-quality materials guarantees a long service life.
- Easy installation: a 1 1/4 inch external thread facilitates integration with existing hydraulic installations.
- Maximum flow temperature up to 95°C: allows the valve to be used in systems with high operating parameters.
The ESBE VTA522 valve is an investment in the comfort, safety and energy efficiency of your water or heating installation.

