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The expansion tank is a hydraulic component which has the function of containing sudden changes in circuit pressure, avoiding sudden changes and water hammer, which otherwise would have to be absorbed, with possible damage, by the system.
Due to its constructive logic it is sometimes simply called "lung" that is the inflatable membrane that acts as an air chamber which however is only the central element of the vessel.
The main uses of expansion vessels are:
There are 2 types: closed expansion vessels and open expansion vessels.
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Subcategories
Cordivari is a leading company in the thermo-sanitary sector, specialized in the production of boilers, puffers, expansion vessels, tanks for heating and the production of domestic hot water.
On this page you will find the wide range of expansion vessels proposed by Cordivari.
Cordivari also has open vessels for thermo fireplaces and thermo stoves and open and closed expansion vessels.
If you don't find the product you are looking for or if you want to request a personalized quote
contact us by email: info@ar-store.it
Elbi is one of the most important manufacturing companies in the heating sector specialized in expansion vessels.
The expansion vessel is a device designed to absorb the volume variation of water or other liquids, allowing the correct operation of a heating system in all its operating phases.
Elbi, to guarantee its quality, produces and tests all the membranes it mounts on its appliances.
The Elbi range includes expansion vessels with fixed and interchangeable membrane to satisfy civil and industrial installations.
If you don't find the product you are looking for or if you want to request a personalized quote
contact us by email: info@ar-store.it
Varem is a world leader in the production of tanks and especially expansion vessels.
For more than 40 years, Varem has been established as a solid and reliable reality of primary importance, guaranteeing technology, professionalism and quality.
The applications of Varem vessels include heating, solar thermal, domestic hot water, pumping and pressurization, alternative heat sources and refrigeration.
If you don't find the product you are looking for or if you want to request a personalized quote
contact us by email: info@ar-store.it
On this page you will find expansion vessels of all kinds and sizes.
If you don't find the product you are looking for or if you want to request a personalized quote
contact us by email: info@ar-store.it
Varem Flatvarem expansion vessel L. 12 203X504
Varem Expansion vessel for heating Maxivarem Lr Ce L.50
Butyl Rubber Membrane for expansion vessel 19-20-24Lt
Varem Epdm Rubber Membrane 19-24Lt for expansion vessel
Bracket for 25-40Lt expansion vessel for Extravarem Lr-Lc
Varem Flatvarem Axial Expansion Tank 10Lt 203X107
Varem Flatvarem Axial Expansion Tank 8Lt 203X74
Varem Expansion vessel for heating Extravarem Lr Ce 12Lt 3/4
Varem Expansion vessel for heating Extravarem Lr Ce 18Lt 3/4
Varem Expansion vessel for heating Extravarem Lr Ce 25Lt 3/4
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