HS-42 fire resistant build-up louver
Article number: 1291
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 | 48 [mm] |
| Build-in depth | 45 [mm] |
| Drag coefficient in | 39.20 |
| Drag coefficient out | 41.21 |
| Nettflow | 42 [%] |
| V in/out (m/s) | effectiveness (%) |
| 0,00 | 90,00 |
| 0.00 | 90.00 |
| 0,50 | 75,00 |
| 0.50 | 75.00 |
| 1,30 | 41,00 |
| 1.30 | 41.00 |
| 2,00 | 23,70 |
| 2.00 | 23.70 |
| 2,80 | 11,60 |
| 2.80 | 11.60 |
| V in/out (m/s) | rain |
| 0,50 | A |
| 0.50 | A |
| 1,00 | A |
| 1.00 | A |
| 1,50 | C |
| 1.50 | C |
| 2,00 | D |
| 2.00 | D |
| 2,50 | D |
| 2.50 | D |
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