The aluminium safety ventilation louvres type HS (High Safety) are specially designed for natural ventilation of, among other things, transformer rooms and gas rooms. The eight structure consists of a steel with a stainless steel fire-resistant cassette. The whole is delivered with a fire resistance class E120 EW60 * according to NEN-EN 1634-1. The size in width and height is virtually unlimited. Ask us about the possibilities
Properties of the louvre:
• rain protection free according to specification
• (dust) snow and dust / sand resistant according to specification
• safe-proof
• mouse-tight
• maintenance-free
• ground completely
• vandal-proof and condensate-draining
As a result, people, animals, equipment and machines are optimally protected.
The JAZO ventilation louvre type HS consists of a frame and single horizontal blades , with a leak sill. Each blade is welded to the front and / or rear in the frame, creating a metallic whole that meets the requirements for the grounding of technical areas. One earth-litze is sufficient.
There are various types of framing profiles and frame for a variety of mounting options. This makes it possible to assemble in every architectural detail
Features | Wert |
Pitch | 59.5 [mm] |
Build-in depth | 66.5 [mm] |
Drag coefficient in | 26.19 |
Drag coefficient out | 30.97 |
Nettflow | 50 [%] |
V in/out (m/s) | effectiveness (%) |
0,00 | 88,00 |
0.00 | 88.00 |
0,50 | 74,00 |
0.50 | 74.00 |
1,30 | 40,00 |
1.30 | 40.00 |
2,00 | 17,00 |
2.00 | 17.00 |
2,80 | 9,00 |
2.80 | 9.00 |
V in/out (m/s) | rain |
0,50 | A |
0.50 | A |
1,00 | A |
1.00 | A |
1,50 | B |
1.50 | B |
2,00 | D |
2.00 | D |
2,50 | D |
2.50 | D |