100mm Double Bank

Product Description

The Thermosash high performance double bank mechanical louvre systems integrate into the Thermosash range of curtainwall, panelwall and commercial window systems for façade integrated mechanical air inlet and extract requirements. These louvres are commonly specified as fresh air inlets for mechanical plant and mechanical plant screening. Double banks will offer a greater degree of weather proofing than single banks.

Section Sizes

  • double-bank = 100mm

Performance / Testing

  • AS/NZS1170 (Structural Design Actions)
  • Other codes as specified by the consultant mechanical engineer

Maximum Spanning Ability

Thermosash specifically engineers the best suite option for your project taking into consideration span, structural system, and environmental loads (e.g. wind). The spanning ability will vary depending on the above.

Thermosash Suites are recognized as having the largest spanning systems on the market due to our specific engineering capability and the customised nature of the work we complete.


The standard warranty is 10 years from the date of practical completion for these products. This covers workmanship and weather tightness, providing the subcontract includes fabrication, installation and glazing of all components.

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Key Features

  • High performance air inlet and extract.
  • Fully drained system.
  • Engineered performance.
  • Integrated vermin guards.
  • Can be 100% integrated with Thermosash suites - one provider.


We recommend using the following when specifying this type of suite - however on complex projects, because of the potential unique and high performance design requirements, a bespoke specification will be created by a consultant mechanical or façade engineer:

  • We recommend using Masterspect 4211TS Curstinwalls and Masterspec 4251TS Commercial Windows

Please call us to discuss your project early in conceptual development.

NB: Specify Double or triple bank - when a greater degree of weathering proofing is required.

CAD Downloads

PW1000 with Double Bank Louvre

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Thermosash 100mm Double Bank Louvre

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  • Polyester powdercoat - both standard and special colours available
  • Anodised - all anodised colours available - commercial grade 20 Micron finish recommended
  • PVF2 Fluorocarbon finishes - available on request