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NBS Source
GGU Centre-Pivot Roof Window

GGU Centre-Pivot Roof Window

Verified by manufacturer 4 months ago

VELUX Company Ltd Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

  • QA Certificate

    QA Certificate

    Certificate type

  • BSI Kitemark

    BSI Kitemark

    Certificate type

GGU Manually operated centre-pivot white polyurethane roof window. Suitable for roof pitches from 15-90°.

Jump to:
+44 (0)1592 778225 www.velux.co.uk

Application

For roof pitches between 15–90°.

Description

Features and benefits:

  • Maintenance free polyurethane moulding with white finish on timber core.
  • Convenient operation – even with furniture placed beneath the window.
  • Easy to open and quick to close with the top control bar.
  • Low installation allows for more flexibility and better views.
  • One pull of top control bar allows background ventilation whilst the window remains securely closed. One further pull opens the window.
  • Rotates 180° and locks in place for easy cleaning of outer pane.


Glazing:

- Code 68:

  • Thermal performance (U-value): 1.1 W/m²K.
  • Sound insulation (Rw): 35 dB.
  • Light Transmittance (Tv): 0.71.
  • Total solar energy transmittance (g): 0.52.

- Code 62:

  • Thermal performance (U-value): 0.92 W/m²K.
  • Sound insulation (Rw): 42 dB.
  • Light Transmittance (Tv): 0.73.
  • Total solar energy transmittance (g): 0.52.

- Code 66:

  • Thermal performance (U-value):1.0 W/m²K.
  • Sound insulation (Rw): 37 dB.
  • Light Transmittance (Tv): 0.71.
  • Total solar energy transmittance (g): 0.52.

- Code 70:

  • Thermal performance (U-value):1.3 W/m²K.
  • Sound insulation (Rw): 35 dB.
  • Light Transmittance (Tv): 0.68.
  • Total solar energy transmittance (g): 0.46.

- Code 70Q:

  • Thermal performance (U-value): 1.4 W/m²K.
  • Sound insulation (Rw): 35 dB.
  • Light Transmittance (Tv): 0.81.
  • Total solar energy transmittance (g): 0.63.


Energy efficiency installation collars:

  • Insulation collar – Code BDX: Optimizes the insulation around window frame by preventing heat loss and eliminating cold bridges. BDX 2000 variant Includes underfelt collar BFX.
  • Underfelt collar – Code BFX: Ensures a weathertight seal between the roof window and the roof.
  • Vapour barrier collar – Code BBX: Provides vapour control and air permeability seal.


Flashing:

Flashings are available in materials and finishes to match roof window cladding.

  • Code EDL: For standard installation into slate and flat roofing materials up to 8 mm thick. Not suitable for interlocking slate.
  • Code EDN: For recessed installation into slate and flat roofing materials up to 8 mm thick. Not suitable for interlocking slate.
  • Code EDW: For standard installation into flat and profiled roofing materials up to 120 mm thick, including profiled sheeting and interlocking slates.
  • Code EDJ: For recessed installation into flat and profiled roofing materials up to 90 mm thick, including profiled sheeting and interlocking slates.
  • Code EDP: For standard installation into plain tiles up to 14 mm thick.
  • Code ZWC: Window profile set to be used in conjunction with on-site weathering for non-standard roofing materials. For further details please contact VELUX.

General information

Color

White

Material

Internal frame and sash is a white polyurethane – Code 0 finish around a timber core. External cladding is available in grey aluminium; colour reference NCS S-7500-N - Code 0, untreated copper – Code 1, titanium zinc – Code 3 and painted aluminium – Code 8.

Timber

Timber core

Polyurethane

Polyurethane coated frames

Aluminium

Aluminium cladding

Width

550 mm

660 mm

780 mm

942 mm

1140 mm

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Height

778 mm

978 mm

1178 mm

1398 mm

1600 mm

WarrantyDescription

Ten year

For window and pane

Three year

For electrical items and blinds

Uniclass

Pr_30_59_98_72 Rigid polyurethane frame roof window unitsPrimary

CAWS

L10/480 Roof windows

Product range

Roof window single installation

Specification data - Rigid polyurethane frame roof window units

Standard

BBA Agrément Certificate.

Product performance

-

Whole window U-value

0.83–1.3 W/m²K.

Depending on product option.

Glazing or infill

-

Composition

Argon filled cavity or Krypton filled cavity depending on product option.

Hardware

Flashings are available in materials and finishes to match roof window cladding.

Operation

-

Type

Manually operated.

One pull of top control bar allows background ventilation whilst the window remains securely closed. One further pull opens the window. Rotates 180° and locks in place for easy cleaning of outer pane

Fixing features

Insulation collar, underfelt collar and vapour barrier collar available for installation.

Accessories

None.

Opening restrictor lock.

ZOZ 010KC S011 - Includes key.

Window lock.

ZOZ 012K1

Execution

Fixing of plastics frames.

Internal frame and sash

White polyurethane.

Code 0

External cladding

Grey aluminium; colour reference NCS S-7500-N.

Code 0

Untreated copper.

Code 1

Titanium zinc.

Code 3

Painted aluminium.

code 8 – colour

Roof pitch

Insert requirements.

Window code

GGU CK02.

Standard size 550 mm wide x 778 mm high, effective daylight area 0.22 m².

GGU CK04.

Standard size 550 mm wide x 978 mm high, effective daylight area 0.29 m².

GGU CK06.

Standard size 550 mm wide x 1178 mm high, effective daylight area 0.37 m².

GGU FK06.

Standard size 660 mm wide x 1178 mm high, effective daylight area 0.47 m².

GGU MK04.

Standard size 780 mm wide x 978 mm high, effective daylight area 0.47 m².

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Glazing

68.

6.8 mm laminated inner pane with low-e coating; 12 mm Argon filled cavity; 3 mm heat strengthened mid pane with low-e coating; 12 mm Argon filled cavity; 4 mm toughened outer pane with easy to clean and low-e coatings.

62.

6.8 mm laminated inner pane with low-e coating; 10 mm Krypton filled cavity; 3 mm heat strengthened mid pane with low-e coating; 10 mm Krypton filled cavity; 8 mm toughened outer pane with anti-dew coating.

66.

6.8 mm laminated inner pane with low-e coating; 12 mm Krypton filled cavity; 3 mm heat strengthened mid pane with low-e coating; 12 mm Krypton filled cavity; 4 mm toughened outer pane with easy to clean and anti-dew coatings.

70.

6.8 mm laminated inner pane with low-e coating; 15 mm Argon filled cavity; 4 mm toughened outer pane.

70Q.

6.8 mm laminated inner pane with low-e coating; 16 mm Argon filled cavity; 4 mm toughened outer pane.

Type

Blackout blind – Code DKL.

Blackout energy blind – Code FHC.

Duo blackout blind – Code DFD.

External awning blind – Code MHL.

External roller shutter – Code SHL.

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Colour

Not applicable.

As schedule.

Refer to VELUX Blinds and Shutters brochure for available colours and patterns.

Operation

Not required.

Manual.

Codes ZCT 200K and ZOZ 085 - Control rod and blind adaptor.

Energy efficiency installation collars

Insulation Collar – Code BDX 2000.

Not compatible with EDN and EDJ flashings. Includes BFX.

Insulation Collar – Code BDX 2000F.

Compatible with EDN and EDJ flashings only. Includes BFX.

Underfelt Collar – Code BFX 1000.

Vapour Barrier Collar – Code BBX 0000.

Flashing

EDL.

For standard installation in slate up to 8 mm thick; roof pitch 15–90°.

EDN.

For recessed installation in slate up to 8 mm thick; roof pitch 20–90°.

EDW.

For standard installation in tiles up to 120 mm in profile; roof pitch 15–90°. Also for interlocking slate, thatch and profile sheeting.

EDJ.

For recessed installation in tile up to 90 mm in profile; roof pitch 20–90°.

EDP.

For standard installation in plain tiles up to 14 mm thick; roof pitch 25–90°.

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Environmental information

Embodied carbon

2.7 kg·CO₂e/kg

Digital objects

Platform Compatible Version Certified to
Revit
-

4

2.1
Download now from NBS National BIM Library

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

08/4608

Additional certifications:

  • CE marked: EN 14351-1:2006 + A2:2016
  • EN 1627 Class 2 (70Q variant only)

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