Ventilator fittings for window frames.
Internal and external aluminium ventilator fittings for screw fixing over slots in window frames.
Uniclass 2015 |
Product Reference | Window Acoustic Trickle Ventilator 771AK |
Elements (external/ internal) | 771 AK/ 787 AKUK Standard. Adjustable ventilation. Equivalent area (maximum): 3,471 mm². Acoustic attenuation, open (maximum): 40 dB. 771 AK/ 686 NPermanent ventilation. UK noncompliant. Equivalent area (maximum): 3,116 mm². Acoustic attenuation, open (maximum): 37 dB. 771 AK/ 788 PTrickle ventilation. UK noncompliant. Equivalent area (maximum): 3,471 mm². Acoustic attenuation, open (maximum): 40 dB. |
Finish (aluminium components) | - |
External | Anodized, natural20 µ. Polyester powder coating, RAL colour ___, sheen ___ %60–70 µ. |
Internal | Anodized, natural20 µ. Polyester powder coating, RAL colour ___, sheen ___ % |
End caps | BlackWhiteSpecial colour, ___Special order. Consult supplier. |
Other requirements | Fixing screwsStainless steel, A2 Philips head, 3.5 x 9 mm to DIN 7981. |
Standard product features | Materials:
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Product Options | Dimensions:
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