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GGL Manually Operated, Centre-Pivot Roof Window, Combination Installation

Verified by manufacturer 4 months ago

VELUX Company Ltd

Manually operated, centre pivot roof windows for combination installations on roof pitches between 15–90°.

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+44 (0)1592 778873 Website

Application

For combination installations on roof pitches between 15–90°.

Description

Features and benefits:

  • 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 ease of cleaning of the outer pane.


Distance between side frames:

100–400 mm (100 mm is standard).


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 the window frame by preventing heat loss and eliminating cold bridges. BDX 2011E 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.

- EKL 0021E:

  • For standard coupled installation, two roof windows installed side by side with 100 mm frame gap.
  • For slate up to 8 mm thick.
  • Roof pitch 15-90°.

- EKL S0311:

  • For standard triple installation, three windows installed side by side with 100 mm frame gaps.
  • For slate up to 8 mm thick.
  • Roof pitch 15–90°.

- EKL S0122:

  • For standard duo installation, two windows installed one above the other with 100 mm frame gap.
  • For slate up to 8 mm thick.
  • Roof pitch 15–90°.

- EKL S0222:

  • For standard quattro installation, two windows installed side by side above two windows installed side by side with 100 mm frame gaps both horizontally and vertically.
  • For slate up to 8 mm thick.
  • Roof pitch: 15–90°.

- EKW 0021E:

  • For standard coupled installation, two roof windows installed side by side with 100 mm frame gap.
  • For tiles up to 120 mm in profile, interlocking slate, thatch and profile sheeting.
  • Roof pitch 15–90°.

- EKW S0311:

  • For standard triple installation, three windows installed side by side with 100mm frame gaps.
  • For tiles up to 120 mm in profile, interlocking slate, thatch and profile sheeting.
  • Roof pitch 15–90°.

- EKW S0122:

  • For standard duo installation, two windows installed one above the other with 100 mm frame gaps.
  • For tiles up to 120 mm in profile, interlocking slate, thatch and profile sheeting.
  • Roof pitch 15–90°.

- EKW S0222:

  • For standard quattro installation, two windows installed side by side above two windows installed side by side with 100mm frame gaps both horizontally and vertically.
  • For tiles up to 120 mm in profile, interlocking slate, thatch and profile sheeting.
  • Roof pitch 15-90°.

- EKP 0021E:

  • For standard coupled installation, two roof windows installed side by side with 100 mm frame gap.
  • For plain tiles up to 14 mm in profile.
  • Roof pitch 25–90°.

- EKN S0021E:

  • For recessed coupled installation, two roof windows installed side by side with 100 mm frame gap.
  • For slate up to 8 mm thick.
  • Roof pitch 20–90°.

- EKJ S0021E:

  • For recessed coupled installation, two roof windows installed side by side with 100 mm frame gap.
  • For tiles up to 90 mm in profile, interlocking slate, thatch and profile sheeting.
  • Roof pitch 20–90°.

- Code ZWC:

  • Window profile set to be used in conjunction with on-site weathering for non-standard roofing materials.
  • Roof pitch 15–90º.
  • For further details please contact VELUX.

General information

Color

White

Finish

Painted

Guidance for specification option:

Internal frame and sash is White painted or comes in Lacquered natural pine. External cladding 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

Lacquered

Material

Pine

Guidance for specification option:

Pine frames 

Aluminium

Guidance for specification option:

Aluminium cladding

Size

-

Manufacturer guidance

Wide range of sizes to suit project requirements. Distance between side frames is 100 mm as standard or available as 120 mm, 140 mm, 160 mm

Width

100 mm

120 mm

140 mm

160 mm

Warranty description

Ten year

Guidance for specification option:

For window and pane

Three year

Guidance for specification option:

For blinds and electrics

Uniclass

Pr_30_59_98_97 Wood frame roof window unitsPrimary

CAWS

L10/480 Roof windows

Product range

Roof window combination installation

Specification data - Wood frame roof window units

Product performance

-

Whole window U-value

0.86–1.3 W/m²K.

Guidance for specification option:

Depending on product option.

Glazing or infill

-

Composition

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

Hardware

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

Operation

-

Type

Manually operated.

Guidance for specification option:

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 ease of cleaning of the outer pane

Fixing features

Installation collars e.g. insulation, underfelt, vapour barrier.

Accessories

None.

Opening restrictor lock with key.

Guidance for specification option:

Code ZOZ 010KC S011

Window lock.

Guidance for specification option:

Code ZOZ 012K1

Execution

Fixing of wood frames.

External cladding

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

Guidance for specification option:

Code 0

Untreated copper.

Guidance for specification option:

Code 1

Titanium zinc.

Guidance for specification option:

Code 3

Painted aluminium.

Guidance for specification option:

Code 8 – colour

Internal frame and sash

White painted.

Guidance for specification option:

Code 2

Lacquered natural pine.

Guidance for specification option:

Code 3

Roof pitch

Guidance for specification option:

Insert requirements.

Arrangement of combination

Guidance for specification option:

Arrangement of combination:

Distance between side frames

100 mm.

Guidance for specification option:

Standard frame gap.

120 mm.

140 mm.

160 mm.

Distance between top and bottom frames

100 mm.

Guidance for specification option:

Standard frame gap.

250 mm.

Guidance for specification option:

Required with external shutters.

Window code

GGL CK02.

Guidance for specification option:

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

GGL CK04.

Guidance for specification option:

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

GGL CK06.

Guidance for specification option:

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

GGL FK06.

Guidance for specification option:

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

GGL MK04.

Guidance for specification option:

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

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Glazing

68.

Guidance for specification option:

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.

Guidance for specification option:

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.

Guidance for specification option:

6.8 mm laminated inner pane with low-e coating; 12 mm Krypton filled cavity; 3mm 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.

Guidance for specification option:

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

70Q.

Guidance for specification option:

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

Type

Not required.

Blackout blind – Code DKL.

Blackout energy blind – Code FHC.

Duo blackout blind – Code DFD.

External awning blind – Code MHL.

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Colour

Not applicable.

As schedule.

Guidance for specification option:

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

Operation

Not required.

Electronic.

Manual.

Guidance for specification option:

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

Energy efficiency installation collars

Insulation Collar – Code BDX 2011E.

Guidance for specification option:

For coupled installation only. Not compatible with EKN and EKJ flashings. Includes BFX.

Insulation collar – Code BDX 2000F.

Guidance for specification option:

Compatible with EKN and EKJ flashings only. Includes BFX.

Underfelt collar – Code BFX 1000.

Vapour barrier collar – Code BBX 0000.

Flashing

EKL 0021E.

Guidance for specification option:

Standard coupled installation into slate up to 8 mm thick; roof pitch 15–90°.

EKL S0312.

Guidance for specification option:

Standard triple installation into slate up to 8 mm thick; roof pitch 15–90°.

EKL S0122.

Guidance for specification option:

Standard duo installation into slate up to 8 mm thick; roof pitch 15–90°.

EKL S0222.

Guidance for specification option:

Standard quattro installation into slate up to 8 mm thick; roof pitch 15–90°.

EKW 0021E.

Guidance for specification option:

Standard coupled installation into tiles up to 120 mm in profile; roof pitch 15–90°.

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Sustainability data

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

1.7 kg·CO₂e/kg

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