Summary
Recessed aluminium wall louvres with sound-absorbing, non-flammable mineral wool.
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Application
Louvres for wall and window ventilation. Where reduced noise transmittance is required.
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Description
A recessed mounted louvre grille with sound absorbing blades provided with non-flammable mineral wool for acoustic performance. The aluminium blades are directly "clicked" onto plastic blade holders.
Features and benefits:
- Sound-attenuating, inflammable mineral wool on the inside.
- Available as anodized or powder coated RAL finish.
- Manufactured from extruded aluminium profiles.
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Digital objects
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Finish
Anodized, Powder-coated
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Material
Aluminium, Polyamide, Mineral wool
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Shape
Rectangle
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Width
250 mm
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Height
250 mm
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Warranty description
Ten year
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Specification
Classification data
Material
Aluminium.
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Finish
Anodized., Powder-coated.
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Colour
Anodized., RAL.
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Construction
Flanged frame.
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Air intake and exhaust performance
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Application
Exhaust., Intake.
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Weather performance
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Water penetration class (minimum)
To BS EN 13030.
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Fire performance
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Fire resistance
Non-combustible (damping material).
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Reaction to fire
To EN 13501, A1 (damping material).
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Louvre configuration
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Blade orientation
Horizontal.
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Blade pitch
60 mm.
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Blade angle
Fixed.
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Accessories
Not required., Extra trip tray on the back of frame.
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Additional properties
Type
L-shaped.
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Height
74 mm.
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Flange
48 mm.
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Depth
89 mm.
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Frame width
60 mm.
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Thickness
1.5 mm.
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Free area
Visual free area: 95%; Physical free area: 28%.
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InputFlowrate
16.52.
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ExhaustAirFlowrate
12.14.
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Sound attenuation
6 Rw.
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Mesh
Stainless steel mesh, 2.3 x 2.3 mm., Stainless steel mesh, 6 x 6 mm., Stainless steel mesh, 20 x 20 mm., Without mesh.
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Clips
Polyamide PA 6,6 -reinforced with glass fibre.
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Dimensions
250 x 250 mm (minimum).
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Sustainability data
Material
Aluminium, Polyamide, Mineral wool
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