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Description

Adjustable flap aluminium ventilator with acoustic attenuation, for glazing-in to windows, overframe or wall mounting.

  • Enables secure, weather resistant ventilation with exclusion of insects. Choice of unit size. Choice of slot size. Equivalent area: 14,427–34,032 mm²/m. Five intermediate settings.
  • Choice of top or bottom mating profile to secure edge of glazing unit or for retention by glazing bar. Choice of mating profiles to suit equivalent glazing unit thickness.
  • Projecting outer profile with weathered lip to opening.
  • Projecting inner profile with slotted fascia. Removable for maintenance.
  • Internal acoustic absorbent lining.
  • Aluminium profiles with plastic end caps. Made to measure.
  • Self regulating, class P3. Incorporates secondary flap which closes as external wind speed rises.
  • Suitable for aluminium, PVC-U, wood or composite frames.
  • Watertight in closed position to wind pressure 650 Pa.
  • Windtight 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 depending on model (open): 37–56 dB, to EN ISO 140 and EN ISO 717.
  • Visually matching, mechanically aided model Sonovent V Small also available.

General information
Specification data - Overhead ventilators
Product Reference

Window Acoustic Trickle Ventilator Sonovent

Dimensions (visible width)

___ mm

Delivered cut to size and finished.

Mounting

Overframe

Abutting upper glazing bar with lower glazing unit

Abutting lower glazing bar with upper glazing unit

Wall

Equivalent glazing thickness

Not applicable

20 mm

24 mm

28 mm

33 mm

Section and slot size

Small, 10

Equivalent area: 17,756 mm²/m. Acoustic attenuation, open: 46 dB.

Small, 15

Equivalent area: 29,593 mm²/m. Acoustic attenuation, open: 41 dB.

Small, 20

Equivalent area: 31,813 mm²/m. Acoustic attenuation, open: 40 dB.

Small, 25

Equivalent area: 33,786 mm²/m. Acoustic attenuation, open: 37 dB.

Medium, 10

Equivalent area: 17,509 mm²/m. Acoustic attenuation, open: 48 dB.

Medium, 15

Equivalent area: 26,511 mm²/m. Acoustic attenuation, open: 45 dB.

Medium, 20

Equivalent area: 33,292 mm²/m. Acoustic attenuation, open: 43 dB.

Medium, 25

Equivalent area: 34,032 mm²/m. Acoustic attenuation, open: 39 dB.

Large, 10

Equivalent area: 16,153 mm²/m. Acoustic attenuation, open: 50 dB.

Large, 15

Equivalent area: 25,524 mm²/m. Acoustic attenuation, open: 49 dB.

Large, 20

Equivalent area: 32,059 mm²/m. Acoustic attenuation, open: 44 dB.

Large, 25

Equivalent area: 33,416 mm²/m. Acoustic attenuation, open: 41 dB.

Xlarge, 10

Equivalent area: 14,427 mm²/m. Acoustic attenuation, open: 56 dB.

Xlarge, 15

Equivalent area: 21,578 mm²/m. Acoustic attenuation, open: 53 dB.

Xlarge, 20

Equivalent area: 31,073 mm²/m. Acoustic attenuation, open: 46 dB.

Xlarge, 25

Equivalent area: 32,676 mm²/m. Acoustic attenuation, open: 45 dB.

Control -
ControlType

1, manual, toggle at ventilator

2, manual, cord

3, manual, twist rod

Location (viewed internally)

Left

Right

Vent (aluminium components) -
External finish

Polyester powder coating, RAL colour ___, sheen ___ %

60–70 µ.

Polyester powder coating, Syntha Pulvin colour ___, sheen ___ %

60–70 µ.

Internal finish

Polyester powder coating, RAL colour ___, sheen ___ %

60–70 µ.

Polyester powder coating, Syntha Pulvin colour ___, sheen ___ %

60–70 µ.

As external

End caps

Black

White

Special colour ___

Special order. Consult supplier.

Standard product features

Materials:

  • Aluminium alloy: AlMgSi 0.5 to DIN 1748.
  • Plastic endcaps: ASA polymer (Acrylonitrile Styrene Acrylate).

Dimensions:

  • Glass reduction: 135 mm.
  • Visible height: 105 mm.
  • Profile length (maximum): 2 m.
  • Nominal thickness: Small, 170 mm. Medium, 210 mm. Large, 250 mm. Xlarge, 290 mm.

Literature
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