The Reflex S 50/10 pressure expansion vessel is designed for closed heating, solar, and cooling systems, where it compensates for changes in water volume and maintains stable pressure in the system. Thanks to its compact dimensions, it is particularly suitable for smaller boiler rooms and technical spaces.

The vessel is equipped with a non-replaceable membrane, comes with a preset gas pre-charge, and is approved according to the Pressure Equipment Directive 2014/68/EU and the DIN EN 13831 standard. The maximum operating pressure of the vessel is 10 bar, the operating temperature is up to 70 °C, and the maximum system temperature is 120 °C, ensuring safe and long-term operation under demanding conditions.

Main Features

• Membrane expansion vessel for heating, solar, and cooling systems.
• Reflex S series – a proven solution for stable system pressure.
• Non-replaceable pressed-in membrane with long service life.
• Factory-set gas pre-charge for quick installation.
• Approval according to PED 2014/68/EU and DIN EN 13831.
• Durable surface with epoxy coating.

Technical Specifications