China Vertical Blades Invisible Aluminium Louvre Window Frame, Find details about China Aluminium Louvre Window Frame, Aluminum Louvers Facade from Vertical Blades Invisible Aluminium Louvre Window Frame
Vertical Double Bank Louver VDL150-3
Blade Pack Depth | 145mm |
Frame Depth | 150mm |
Pitch | 75mm |
Visual Impact | Hidden |
Free Area | / |
VENTILATION RATE | WATER FLOW RATES | Effectiveness | Class | ||
Volume m³/s | Velocity m/s | Supply l/h | Penetrated l/h | ||
0.00 | 0.00 | 97.2 | 0 | 100% | A |
0.46 | 0.50 | 97.2 | 0 | 100% | A |
0.93 | 1.00 | 97.2 | 0 | 100% | A |
1.39 | 1.50 | 97.2 | 0 | 100% | A |
1.86 | 2.00 | 97.2 | 0 | 100% | A |
2.32 | 2.50 | 97.2 | 0 | 100% | A |
2.79 | 3.00 | 97.2 | 0 | 100% | A |
3.26 | 3.50 | 97.2 | 0 | 100% | A |
loure face velocity | air flow rate | |||
louver pd Pascals | m/s | test m³/s | theoretical m³/s | coefficient Ce |
10.3 | 1.10 | 1.026 | 3.836 | 0.268 |
24.2 | 1.72 | 1.596 | 5.881 | 0.271 |
37.5 | 2.17 | 2.022 | 7.320 | 0.276 |
52.7 | 2.57 | 2.395 | 8.678 | 0.276 |
66.2 | 2.90 | 2.693 | 9.726 | 0.277 |
79.9 | 3.20 | 2.973 | 10.685 | 0.278 |
95.4 | 3.47 | 3.232 | 11.676 | 0.277 |
112.0 | 3.72 | 3.459 | 12.651 | 0.273 |
130.0 | 4.01 | 3.735 | 13.630 | 0.274 |
143.0 | 4.27 | 3.969 | 14.295 | 0.278 |
mean Ce | 0.275 | |||
Class | 3 |
Design
Our performance louver systems are designed using airflow simulation by CFD(computational fluid dynamics)software to get the best balance between airflow and rain defense performance
Testing
Class | Effectiveness | Max. allowed rain penetration l/h/m² |
1 | 1 to 0.99 | 0.75 |
2 | 0.989 to 0.95 | 3.75 |
3 | 0.949 to 0.80 | 15.00 |
4 | Below 0.80 | Greater than 15.00 |
Class | Airflow Effectiveness | Performance Rating |
1 | 0.4 to 1 | Excellent |
2 | 0.3 to 0.399 | Very Good |
3 | 0.2 to 0.299 | Good |
4 | 0.199 & below | Fair |
Regular Size of Insect/Bird Mesh Screen(mm) | ||
Mesh | Width of the mesh | Diameter of the wire |
Insect Mesh Screen | 1.5*1.5 | 0.25 |
2*2 | 0.5 | |
2.5*2.5 | 0.5 | |
Bird Mesh Screen | 5*5 | 0.8 |
10*10 | 1,1.6 | |
11.2*11.2 | 1.6 | |
12.5*12.5 | 1.6 |
Bird Mesh Screen(Diamond) | ||
Mesh | Width of the mesh | Stand thickness |
Bird Mesh Screen(Diameter) | 10*20 | 1,1.5 |
20*40 | 1,1.5 |
Packaging & Shipping
Project Reference