A Flexcon M expansion vessel offers you
advantages in installations with big differences in
the static pressure and set pressure
of the safety valve.

All Flexcon M expansion vessels are fitted with an
exchangeable bladder. This bladder forms the
separation between the expansion water inside the
bladder and the nitrogen cushion.

FLEXCON M

For heating and chilled water (cooling) installations according to EN12828.
The vessel is equipped with a replaceable bladder made from high-quality butyl rubber in compliance with EN13831.
Particular benefits of use are achieved in installations with large variations between static pressure and pre-set pressure of the
safety valve.

• Replaceable bladder.
• Nitrogen gas filling for longer maintenance of pre-pressure.
• Red (RAL 3002) epoxy powder coating.
• Suitable for addition of glycol-based anti-freeze up to 50%.
• Delivered with pressure gauge and height-adjustable feet (except 1200 – 2000 litres).
• As an option, the Flexcon M 1200 – 8000 can be fitted with a Flexvent Super.
• Vessels 100 – 1000 litres: in accordance with EN13831 / 1200 – 8000 litres: in accordance with AD2000.
• Suitable for systems with a flow temperature of 120 °C.
• Max. temperature bladder: 70 °C.
• In accordance with Pressure Equipment Directive 2014/68/EU.