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JAZO EDGE HS27 VZ - Ventilation grille
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JAZO EDGE HS27 VZ - Ventilation grille

Article number: WSA10026

It is possible to have the products assembled by our professionals so that you are assured of a perfect end result. Would you like to use this assembly service; please contact the Sales department and ask for the conditions


The High Safety HS-27R aluminum ventilation grille with front mounting consists of a fixed corner border, single horizontal blades (louvres) and a drip sill. The size of the safety grille is configurable and has a net open area of 27%.

Each vane is welded at the front and/or rear, creating one metallic whole. It thus meets the requirements for the earthing of technical areas and one earth wire is sufficient. The installation depth is 54mm and fasteners are included. There are various types of edging profiles and adjustable frames for a variety of installation options. As a result, installation in every architectural detail is possible.

Aluminum safety ventilation grilles High Safety are specially designed for the natural ventilation of transformer rooms and gas rooms. As a result, people, animals, equipment and machines are optimally protected.


  • Rain impact resistant
  • Snow and dust resistant
  • Sand resistant
  • Pierce safe
  • Flame retardant
  • Mouse tight
  • Maintenance free
  • One metallic whole for grounding
  • Vandal resistant and condensation draining

Surface treatment:

Provided with a sustainable environmentally friendly pre-treatment. Powder coating in RAL color of your choice.

Do you need specific advice with regard to access and shielding of technical rooms? Feel free to contact us without obligation. You can also contact us for all your ventilation calculations.

Features Wert
Pitch 36 [mm]
Build-in depth 25 [mm]
Drag coefficient in 61.6
Drag coefficient out 83.6
Nettflow 27 [%]
pressure loss according to EFD.Pro
Do you have any questions or would you like advice? 0316 - 59 29 11