Zilmet Cal-Pro Vertical Expansion Vessel – 5 Bar – 4Ltr

The Zilmet Cal-Pro Vertical Expansion Vessel is designed to control pressure fluctuations in closed heating systems. It absorbs water volume changes caused by temperature variations and helps maintain constant system pressure. This improves system safety, efficiency and overall performance.

The Zilmet Cal-Pro Vertical Expansion Vessel supports smooth operation by reducing stress on pipes, boilers and connected components. It helps limit energy loss and contributes to better energy efficiency in domestic heating applications. The vertical design allows easy installation, even in limited spaces.

Manufactured with durable materials, the vessel offers reliable performance and long service life. The internal synthetic rubber bladder complies with DIN standards and ensures effective expansion control. The external epoxy polyester coating provides added protection against corrosion and wear.

This expansion vessel is suitable for domestic heating systems that require stable pressure control. It operates efficiently at a maximum working pressure of 5 bar and offers a capacity of 4 litres. The compact structure makes it ideal for residential installations where dependable pressure management is essential.

With reliable construction and consistent performance, this expansion vessel helps protect heating systems from pressure-related damage. It is a practical solution for maintaining system stability, reducing maintenance issues and improving long-term operational reliability.

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