Eres are able to offer a complete range of expansion vessels to meet the requirements of most heating or cooling systems.
Eres expansion vessels are manufactured to meet the requirements of PED 97/23/EC Directive and BS EN 13831:2007 ‘Closed expansion vessels with built in diaphragm for installation in water
The vessel is fabricated by welding the various sections together which results in a very reliable structure suitable for internal pressures up to 5 or 6 bar
Non-replaceable diaphragm held securely in place by a flange.
Water is never in contact with the steel vessel.
Epoxy coated and available in red.
The Eres diaphragm has been specially developed for heating applications.
Suitable for temperatures up to 100˚C, resistant to ethylene or propylene glycol mixtures and has low gas permeability.