Class 4 (EN 1751)
Up to class C (EN 1751)
Accelerated: optimized manufacturing for low volumes
Available on request
400 x 400 mm
1400 x 1400 mm
50 mm
50 mm
100 mm
110 mm (130 mm en option)
ULE
- Rectangular
- Rectangular
Characteristics
Commercial dampers – U range
Commercial dampers ULE are designed to control or shut off ductworks in commercial applications..
U damper also exists in the Volume control version (ULO), Antifrost version (ULG), Shut off version (ULS)
Construction:
- Frame: galvanised steel, stainless steel ou aluminium (frame in 110 only)
- Blades: galvanised steel, stainless steel or aluminium profiles
- Lateral gaskets: stainless steel
- Blades’s gaskets : EPDM
- Control shaft 12 mm
- Blades actuation via linkage
- Manual or motorized control at the factory
Performances:
- Upstream/downstream airtightness: class 4 according to EN 1751
- Frame’s airtightness: class A according to EN 1751
- Acceptable pressure: 1 000 Pa for a length of L = 1m
- Operating temperatures: -20 to +80°C
Options:
- Frame’s airtightness: class B or class C according to EN 1751 to reduce leakage rate in ventilation networks.
- Painting
Class 4 (EN 1751)
Up to class C (EN 1751)
Accelerated: optimized manufacturing for low volumes
Available on request
400 x 400 mm
1400 x 1400 mm
50 mm
50 mm
100 mm
110 mm (130 mm en option)
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