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HAHN S9-iV is a double glazed louvre window without a thermally broken frame with double insulation glass features.

The first window of its kind with double insulation glass, HAHN Louvre Window S9-iV provides excellent ventilation and weather tightness, without thermal break of the Aluminium sections, resulting in lower cost. The Louvre blades feature slim surrounding aluminium sections.

The S9-iV has been certified for natural smoke and heat extraction (EN 12101-2).

For more detailed information on how the HAHN S9-iVt-05 Allglass is a good fit for you, click on the links provided below.

Download HAHN S9-iV Double Insulation Glass Brochure

Double Insulation Glass Operation

  • Manual operation by hand lever, crank handle or hand wheel
  • Electric operation by 24vDC or 240vAC motor.
  • Pneumatic
  • 24vDC electric motor operator is required for NSHEV model compliant to EN12101-2

Material and Finish

  • Aluminium sections with thermal barrier.
  • Silver anodised finish (special colours optional).
  • Powder-coated to RAL colour.


Double insulation glass (glass thickness 24 mm, standard combination 4/16/4).

Glass types

Various combinations of glass in regards to thermal insulation or protection, depending on specific requirements. Glass can be either float, semi-tempered, toughened or laminated.
Sandwich panels can be offered in various combinations instead of glazing.

Learn More

For Further Reference please read the documents provided below. If you wish to obtain further information regarding our Glazed Louvred Windows, please contact us at (02) 9526 3100, or email us at

Alternatively, you can speak to us in person at Greene Fire Pty Limited, Unit 2, 7-11 Parraweena Road, Taren Point NSW 2229

Download HAHN S9-iV Double Insulation Glass Brochure

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