sunray doors - assa abloy group company

Stackable Louvres®

A unique interlocking, stackable louvre system that can be designed to suit a variety of structural openings including squared and arched.

Stackable louvre system.
Stackable louvre system.
Stackable louvre system.
Stackable louvre system.
This product is design led and is often specified to meet aesthetic demand and building signature, without compromise to ventilation performance. The unique feature of Sunray Stackable Louvre System is its ease of installation, seamless appearance and unlimited height of assembly subject to structural restrictions. This product can also be used in conjunction with Sunray Louvre Doorsets to ensure a continuous theme where access is required.
  • Stackable Louvres
  • Stackable Louvres


Gas cylinder storage
Transformer chambers
Pump rooms
Electrical utility rooms
Plant rooms
Oil stores
Rubbish bin stores


  • No visible horizontal joints.
  • Unlimited height of assembly subject to structural restrictions.
  • Sections up to 2500mm wide.
  • Can be paint primed or powder coated.
  • Manageable lightweight sections.
  • Anti-vermin mesh or blanking to rear.
  • Approximately 50% free air.
  • High visual impact.
  • Complements other Sunray louvred products.
  • Flush or recess fitting options.
  • Optional flange details.

Optional extras

  • Powder coating finish.
  • Blanking to rear in lieu of anti-vermin mesh.
  • Fitted direct to brickwork or within an optional frame.
  • Top panel can be fixed through front face if rear space is restricted or internal access is not available.

Technical reports can be viewed by downloading the PDFs.

Pressure Drop Report

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Free Air Calculation

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Stackable Functionality



Alternative fixing methods


Installation and O&M guide can be viewed by downloading the PDF.

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Photo Gallery

Different colours available

We have a range of Standard Ral & BS4800 colours available, along with powder coating services for you to choose from.

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