The Reflex S 25/10 pressure expansion vessel is a compact solution for maintaining pressure in small to medium-sized heating, cooling, and solar systems. The membrane design ensures reliable compensation for changes in the volume of the medium during system operation.

The vessel is designed for continuous operation with glycol-based additives and meets the requirements of the relevant European standards and directives. Thanks to the G 3/4" threaded connection and durable surface finish, installation is quick, and the device is suitable for both new installations and upgrades.

Main Features

• Expansion vessel for heating, cooling, and solar systems
• Non-replaceable membrane in the form of a bladder according to DIN EN 13831
• Suitable for systems with antifreeze additive (glycol 25–50%)
• Compact dimensions and easy installation with G 3/4" threaded connection
• Approval according to the Pressure Equipment Directive 2014/68/EU

Technical Specifications