Need Help? Contact Us

  • This field is for validation purposes and should be left unchanged.




Varem has been in the water and heating fields for more than 30 years. Varem is the world leader in the production of expansion vessels, pressure tanks, heat exchangers and boilers.

Charlson holds a wide variety of Varem diaghragm expansion tanks in stock, ranging from 0.16L water hammer arrestors to 500L units. PlusVarem models are able to operate in systems with pressures up to 16 Bar. Tanks are also available in 304 S/S versions.


Expansion Pressure Vessels.