Advantages
| Resistance | Good mechanical |
| Frame’s airtightness | Class C (in option) |
Dimensions
| Min | 200 x 180 mm |
| Max | 1 500 x 1 500 mm |
| L | With a pitch of 100 mm |
| H | With a pitch of 165 mm |
| Blades' height | 165 mm |
| Frame’s width | 185 mm |
Features
Backdraught damper ARO is designed for a one-way air flow direction. The blades prevent reverse flow in the ductworks. It is suitable for commercial and industrial HVAC applications.
Construction:
- Frame and blades: Galvanized or stainless steel, aluminum.
Performance:
- Acceptable pressure: 1 000 Pa for a length of L = 1m
- Operating temperature: -20 to +90°C
- Acceptable air velocity: between 5 and 15 m/s
Option:
- Frame’s airtightness: class C (EN 1751)
- Powder coatings to any standard RAL colour on request

