Storage Calorifiers

These high performance, tubular heat exchangers offer flexible and economical solutions, suitable for MTHW, LTHW, Steam and Heat Recovery. Available with Batteries, Coils and Electric. Also as packaged skids as shown below.

Unvented hot water systems have become extremely popular for building ap­plications as they provide a highly efficient means of storing and distributing water. They come complete with an unvented fitting kit.

Vented calorifiers are installed with an atmospheric open vent and have free movement of air when either filled or drained down.


  • Designed to British Standards – PED & Building Regulations.
  • Total packaged solutions.
  • Stainless steel, solid copper and copper lined materials.
  • Large range of capacities.
  • Heat exchanger ‘U’ tube fully removeable for maintenance.
  • Unvented skid packages with expansion vessels.
  • Ideal for recovering waste heat.
  • Extended surface tube technology available for increased performance.

Unvented Hot Water Systems

  • Can incorporate standard or flow-through expansion vessel.

Vented Calorifiers

  • Using vent line & header tank for release of air when displaced from the heated water and change in volume of stored water if heated or allowed to cool.

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