Surface-mounted, noise-reducing acoustic trickle vent.
White, Other
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Painted
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Aluminium
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Rectangle
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425 mm, 464 mm, 523 mm
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23 mm, 35 mm
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Specification
Surface mounted.
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Manufacturer's standard.
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Up to Dn,e,w (C;Ctr) = 44 (-2;-3) dB when the vent is open.
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Tested in accordance with BS EN 13141-1:2004 (airflow air
leakage and weather tightness).
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Manufacturer's standard.
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Manufacturer's standard.
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13 mm.
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Manufacturer's standard.
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Manufacturer's standard.
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Vent: 425 mm.
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Manufacturer's standard.
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White., Other.
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Additional properties
Vent: 4207 mm².
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2500 mm².
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SF Sound Attenuator 2500EA canopy, 25 mm., SF 418 canopy.
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Sustainability data
United Kingdom
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United Kingdom
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Aluminium
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Falconer Rd, Haverhill CB9, UK
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15 year
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