Recessed aluminium wall louvres with sound-absorbing, non-flammable mineral wool.
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Anodized, Powder-coated
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Aluminium, Polyamide, Mineral wool
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Rectangle
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250 mm
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250 mm
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Ten year
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Specification
Aluminium.
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Anodized., Powder-coated.
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Anodized., RAL.
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Flanged frame.
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Exhaust., Intake.
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To BS EN 13030.
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Non-combustible (damping material).
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To EN 13501, A1 (damping material).
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Horizontal.
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60 mm.
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Fixed.
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Not required., Extra trip tray on the back of frame.
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Additional properties
L-shaped.
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74 mm.
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48 mm.
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89 mm.
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60 mm.
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1.5 mm.
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Visual free area: 95%; Physical free area: 28%.
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16.52.
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12.14.
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6 Rw.
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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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Polyamide PA 6,6 -reinforced with glass fibre.
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250 x 250 mm (minimum).
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