Recessed or modular wall or window closeable louvres with manual or electronic operation, manufactured from extruded aluminium profiles. Ten-year warranty.

DucoGrille Close 105:

Blade damper which, as a result of its high airflow rate, is perfect for use in ventilation applications of buildings, allowing fresh air from the outside to directly enter a building through the building envelope.

Designed for wall mounted applications in supply mode, it is fitted with a grille on both sides for aesthetic purposes and is suitable when combined with a DucoGrille Solid series. Due to its high air flow rate, it is also suitable for adjustable extract. Blade dampers are motor controlled and can be connected to a building management system, allowing for a fully-fledged ventilation strategy.

DucoGrille Close F 35Z, G 35Z and N 35Z:

Recessed wall/ window louvres with unique 'Z' shaped louvre blades, providing adjustable ventilationvia manual or electric operation. The closable window louvre (F 35Z) is suitable when using night cooling.

DucoGrille Close M 100:

Surface-mounted wall louvre with manual plastic slides providing adjustable ventilation. The fine slots act as an insect screen.

Applications:

Louvres for wall/ window ventilation.

Related literature

The following content references this product:

Standard product features

Material:

  • Louvre blades: Aluminium, Al Mg Si 0.5.
  • Louvre holders: Polyamide, PA 6.6, reinforced with glass fibre.
  • Insulation: Mineral wool.

Frame rebate:

  • G 35Z: 20 mm.
  • N 37Z: 0 mm.

Sound attenuation value Rw (C;Ctr):

105: 17 dB (0;-3).

Ventilation performance:

  • Physical free area: 105: 74%; F 35Z, G 35Z and N 35Z: 39%; M 100: 28%.
  • Ce: 105: 0.62; F 35Z, G 35Z and N 35Z: 0.18; M 100: 0.11.
  • Cd: 105: 0.62; F 35Z, G 35Z and N 35Z: 0.21; M 100: 0.11.
  • K-factor inlet: 105: 2.57; F 35Z, G 35Z and N 35Z: 30.38; M 100: 88.43.
  • K-factor outlet: 105: 2.57; F 35Z, G 35Z and N 35Z: 23.67; M 100: 89.43.

Water resistance:

  • 0 m/s air velocity: Class B (F 35Z, G 35Z and N 35Z).
  • 0.5 m/s air velocity: Class B (F 35Z, G 35Z and N 35Z).
  • 1 m/s air velocity: Class C (F 35Z, G 35Z and N 35Z).
  • 1.5 m/s air velocity: Class D (F 35Z, G 35Z and N 35Z).
  • 2 m/s air velocity: Class D (F 35Z, G 35Z and N 35Z).
  • 2.5 m/s air velocity: Class D (F 35Z, G 35Z and N 35Z).

Fixing:

Fixing dowels included (G 35Z M 100 and N 35Z).

Options

Size:

  • 105: Available 258–3000 x 258–3000 mm (w x h).
  • F 35Z: Electric: 564 mm minimum height; manual: 264 mm minimum height.
  • G 35Z and N 35Z: Electric: 524 mm minimum height; manual: 224 mm minimum height.
  • M 100: Available up to 1000 mm wide in heights of 200 mm or 300 mm.

Operation:

F 35Z, G 35Z and N 35Z manual operation is available on the left, centre or right of the grille.

Finish/ Colour:

  • Anodized: Qualanod-compliant, coating thickness 15–20 µm, standard natural colour (clear anodizing).
  • Powder coated: Qualicoat-compliant, minimum average coating thickness 60 µm, standard RAL colours with 70% gloss.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-50/305 Aluminium louvre panel units

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

Duco Ventilation & Sun Control NV

Tel:

+44 (0) 333 772 7734

Product reference

[DucoGrille Close 105]
-
Wall blade damper, louvre pitch: 91 mm, frame depth: 105 mm, flange width: 24 mm, visual free area: 74%.
[DucoGrille Close F 35/24 Z]
-
Window louvre, louvre pitch: 50 mm, frame depth: 45 mm, flange width: 24 mm, visual free area: 51%.
[DucoGrille Close F 35/28 Z]
-
Window louvre, louvre pitch: 50 mm, frame depth: 45 mm, flange width: 28 mm, visual free area: 51%.
[DucoGrille Close G 35Z]
-
Recessed wall louvre with flange, louvre pitch: 50 mm, recess depth: 45 mm, visual free area: 51%.
[DucoGrille Close M 100]
-
Surface mounted, manually adjustable, frame depth: 13 mm, visual free area: 51%.
[DucoGrille Close N 35Z]
-
Recessed wall louvre without flange, louvre pitch: 50 mm, recess depth: 45 mm, visual free area: 51%.

Size (w x h)

[ ______ ]

Operation

[Electric]
-
Insert requirements, consult manufacturer for information, not available with M 100.
[Manual]
-
Insert location if applicable, not available with 105.

Finish/ Colour

[Anodized]
-
Not available with 105.
[Powder coated, RAL]
-
Insert colour requirements.

Mesh

[Not applicable]
-
For 105 and M100 only.
[Stainless steel mesh, 2.3 x 2.3 mm]
-
Standard for F 35Z, G 35Z and N 35Z, resistant to insects, vermin and birds.
[Stainless steel mesh, 6 x 6 mm]
-
Resistant to vermin and birds.
[Stainless steel mesh, 20 x 20 mm]
-
Resistant to birds.

Manufacturer details

Handelsstraat 19,
8630 Veurne,
Belgium
Tel +44 (0) 333 772 7734
Fax +32 58 330044
NBS Plus
RIBA CPD