Water Storage Vessels & Tanks

Often, our clients require cost effective water storage. Cyclotherm Boilers water storage vessels are made from strong carbon steel, with each product earning a compliance certificate.

Water Storage Vessels & Tanks

Water heater storage tanks are ideal for use with gas fired copper heat exchanger equipment. They can also be used with other hot water systems for storage of any potable water at temperatures of 180ºF or lower.

  • All our water storage vessels are designed in accordance with the ASME VIII Boiler & Pressure Vessel Code
  • Our vessels are available in vertical or horizontal configurations
  • Cyclotherm vessels are manufactured from fully welded carbon steel for strength and quality. Stainless steel is also available on request
  • Water storage vessels are uncoated. If you do require a coating, we offer an Aluminium flame spray. This is sealed with Sigmarite sealer, Glasflake VEF, Phenoline 1205 or Sigma Phenguard
  • All connections on our vessels are flanged
  • Our vessels are expertly insulated with 50mm thermaflex lagging. This is sealed with a vapour barrier and 0.6mm thick galvanized sheet metal cladding. Aluminium or stainless steel cladding is also available on request.
  • All colder water storage vessels are fitted with an over pressure safety valve.
  • The standard working pressure of our vessels is 400 Kpa. We can provide higher pressures on request.
  • All vessels are supplied with a data book consisting of the following:
  • Third party pressure test certificate and certificate of compliance
  • An ISO quality control plan
  • Third party verified drawing and design calculations

Why Do I Need Cyclotherm's Solutions?


patented technology

We manufacture a comprehensive range of Heated Boiler solutions with our patented heating solution.


quality manufacturing

Our quality of material and manufacturing processes ensure you get the end product you expect.


breakdown service

We know and understand our clients needs to be kept up and running and the cost of having their system down, which is why we have emergency services available.


Proudly South African

We are a home grown South African company founded in 1970.


Affordable solutions

When it comes to longevity, our product outlasts anticipated life spans and stands up extremely well against the test of time. Many of our systems are still running 40+ years later.



We have dedicated teams qualified in ensuring you are kept up and running.

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