| Customization: | Available |
|---|---|
| Material: | Aluminum |
| Usage: | for Air Conditioner, for Manufacture |
|
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aluminum internal door security grilles China supplier
1.Description:
Ventilation grille the type transfer grille/door grille is suitable for air transfer applications. Made of aluminum, rectangular. Preferably for wall and door installation. Ready-to-install component which consists of a border and fixed horizontal blades.
2.Features:
*Made of high quality ectruded aluminum profile
*It's used for air transfer on doors or walls
*Screw mounting as standard
*Color RAL9010,RAL9016,Anozided
3.Selection table:
| standard size H/L(mm) | effecitve area(m2) | air volume(m3/h) |
| 300*150 | 0.029 | 260 |
| 500*150 | 0.050 | 450 |
| 500*250 | 0.088 | 788 |
| 750*250 | 0.131 | 1180 |
| 750*350 | 0.183 | 1650 |
| 900*300 | 0.203 | 1830 |
| 900*500 | 0.338 | 3040 |
| 1000*250 | 0.188 | 1690 |
| 1000*300 | 0.263 | 2360 |
| 1000*500 | 0.400 | 3600 |
| Assumed velocity is 2.5m/s | ||
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