WhisperKOOL Extreme through the wall units
can be ducted through an external wall.


Self-contained through the wall cooling unit offering convenient installation and powerful climate control.

This wine cellar cooling unit is installed through the wall, with the back of unit in a well-ventilated space. An exterior grille is also available to duct to an external wall. Designed to fit between standard wall studs and available in 3 sizes, this unit is suitable for almost any small to medium wine cellar.

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Our team can review your floorplans and offer customised advice. We can specify the correct equipment, advise on positioning, ducting and insulation as well as assist with all technical aspects of designing and building a cellar.

  Cooling Capacity Dimensions Weight
3500 ti / tiR 635 Watts L712mm x W362mm x H401mm 52.2kg
5000 ti / tiR 874 Watts L712mm x W362mm x H401mm 52.2kg
8000 ti / tiR 1142 Watts L712mm x W362mm x H572mm 68.0kg


  • Suitable for small – medium walk in cellars (22 – 56m3)*
  • Self-contained unit that is easy to install.
  • Unit is mounted through the wall with it’s back in a well-ventilated space or can be ducted further away to an alternative location / outside.
  • Exterior grille available for ducting through an external wall.
  • Control panel built into the unit interface (alternatively tiR model allows control panel to be placed away from the unit connected by a cable).
  • 2 speed fan switch.
  • Quiet and efficient operation.
  • Operates in external temperatures up to 43°C
  • Advanced electronic display system.
  • Thermostat utilises bottle probe for accurate liquid temperature measurement.

*Depending on head load assessment which takes take into account construction materials and other cellar inclusions.

Extreme through the wall climate control

Installed with bottle probe application (ti model)

Installed through the wall (ti model)

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