Window Trickle Ventilator AK80

Horizontal-strip, adjustable-flap, compact aluminium ventilator with acoustic insulation, for glazing-in, overframe or wall mounting.

• Enables secure, weather resistant ventilation with exclusion of insects. Equivalent area (maximum): 8,780 mm²/m. Five intermediate settings.

• Aluminium profiles with plastic endcaps. Choice of finish.

• Choice of models with variation in equivalent area and acoustic attenuation.

• 18.5 mm projection hooded outer profile.

• Projecting interior element with adjustable bottom hinged flap. Aluminium extrusion with plastic endcaps. Directs incoming air upwards to minimise draughts. Projection varies with frame thickness.

• Watertight in closed position to wind pressure 650 Pa.

• Wind tight in closed position to wind pressure 650 Pa.

• Thermally broken.

• Choice of manual, cord or rod operation.

• Unit width (maximum): 2 m. Made to measure.

• Acoustic attenuation (open/ closed, maximum): 47/ 51 dB, to EN ISO 140 and EN ISO 717.

Suitable for:

• Insertion into glazing aperture of double glazed windows. Acceptable glass thickness: 22–42 mm.

• Mounting on transom. Acceptable transom thickness: 25–75 mm.

• Overframe mounting. Acceptable frame thickness: 39–75 mm.

• Overframe mounting with stepped lintel. Rise to interior (maximum): 30 mm.

• Aluminium, PVC-U, wood or composite frames.