Natural Smoke Ventilators - DESV


General Description

Smoke Ventilators – DESV is natural louvered ventilators manufactured from tough corrosion-resistant aluminium and are available in a wide range of sizes and control options suitable for most industrial and commercial buildings.

These highly efficient, extremely versatile units comes with a variety of impressive features and are very easy to maintain.


Certified in accordance with EN12101-2, B300.



Fire Protection

Smoke Ventilators – DESV has been successfully tested by third party certifications in accordance with the procedure specified in EN 12101-2:2003, Annexure G which requires that the ventilator opens fully with no closure, partial reclosure or distribution which would reduce the throat area by more than 10%, when subjected to heating condition of 300 °C for 30 min.

High Efficiency

  • Aerodynamically tested as per EN 12101-2:2003, Annexure B.


  • Corrosion-resistant construction with airtight gaskets which prevent entry of dust particles.


  • Dynavent Open Sky Roof Ventilators are classified to Re1000 as per EN12101-2:2003 Annexure C.

Wind load

  • The product is classified under WL1500 as per EN12101-2:2003, Annexure F.


  • A wide range of control options (electric) are available.


  • Can be fitted easily to any flat roof or glazed construction.
  • Can be installed at any angle

Technical Support

  • In-house trained engineers can provide a pre-order design service.


  • To keep escape and access routes free from smoke for evacuation of people.
  • Facilitate firefighting operations by creating a smoke free layer.
  • Protects the materials inside the factory/warehouse to reduce financial losses by preventing smoke logging.
  • Delays/prevent flashover and subsequent growth of fire.
  • Low maintenance and durable.


  • Warehouses.
  • Workshops.
  • Factories.
  • Shopping Malls.
  • Supermarkets.

  • Intertek
  • applus
  • ul
  • amca
+971 72 589 000
+971 72 589 001