Flamco Contraflex Expansion Vessel

For sealed heating installations (acc. to EN12828) and chilled water (cooling)
installations.

Advantages
• Nitrogen gas filling for longer maintenance of pre-pressure.
• Each vessel is factory tested.

Technical Specifications
• Maximum working pressure: 3.0 or 6.0 bar.
• Suitable for addition of glycol-based anti-freeze up to 50%.
• Vessels in accordance with EN13831.
• Suitable for systems with a maximum system temperature of 110 °C.
• Minimum/Min./ max. temperature diaphragm: -10 / 70 °C.
• In accordance with Pressure Equipment Directive 2014/68/EU.
• Deep drawn steel vessel halves with zinc plated steel clench ring.
• Red (RAL 3002) or white (RAL 9010) epoxy powder coating.
• Diaphragm: SBR.
• Contraflex 35 - 80: With feet.