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GGL manually operated, centre-pivot roof window, combination installation

Third party certifications:
  • BBA Agrément Certificate

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  • QA Certificate

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  • BSI Kitemark

    Certificate type

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 778225 www.velux.co.uk
Description

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

Features:

  • 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.

Operation:

  • 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.

Warranty:

  • Ten-year guarantee for windows and panes.
  • Three-year guarantee for electrical items and blinds.

General information
Features

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

Uniclass 2015 Wood frame roof window units (Pr_30_59_98_97)
Specification data
Product Reference

GGL manually operated, centre-pivot roof window, combination installation

Roof pitch

Insert requirements.

Arrangement of combination

Insert requirements.

Distance between side frames

100 mm

Standard frame gap.

120 mm

140 mm

160 mm

Distance between top and bottom frames

100 mm

Standard frame gap.

250 mm

Required with external shutters.

Window -
Window code

GGL CK02

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

GGL CK04

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

GGL CK06

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

GGL FK06

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

GGL MK04

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

GGL MK06

Standard size 780 mm wide x 1178 mm high; effective daylight area, 0.59 m².

GGL MK08

Standard size 780 mm wide x 1398 mm high; effective daylight area, 0.72 m².

GGL PK08

Standard size 942 mm wide x 1398 mm high; effective daylight area, 0.92 m².

GGL PK10

Standard size 942 mm wide x 1600 mm high; effective daylight area, 1.07 m².

GGL SK06

Standard size 1140 mm wide x 1178 mm high; effective daylight area, 0.95 m².

GGL UK04

Standard size 1340 mm wide x 978 mm high; effective daylight area, 0.91 m².

GGL UK08

Standard size 1340 mm wide x 1398 mm high; effective daylight area, 1.40 m².

GGL CK01

Non-standard size 550 mm wide x 698 mm high; effective daylight area, 0.19 m².

GGL FK04

Non-standard size 660 mm wide x 978 mm high; effective daylight area, 0.37 m².

GGL FK08

Non-standard size 660 mm wide x 1398 mm high; effective daylight area, 0.58 m².

GGL MK10

Non-standard size 780 mm wide x 1600 mm high; effective daylight area, 0.84 m².

GGL MK12

Non-standard size 780 mm wide x 1800 mm high; effective daylight area, 0.96 m².

GGL PK25

Non-standard size 942 mm wide x 550 mm high; effective daylight area, 0.27 m².

GGL PK04

Non-standard size 942 mm wide x 978 mm high; effective daylight area, 0.60 m².

GGL PK06

Non-standard size 942 mm wide x 1178 mm high; effective daylight area, 0.75 m².

GGL SK01

Non-standard size 1140 mm wide x 698 mm high; effective daylight area, 0.48 m².

GGL SK08

Non-standard size 1140 mm wide x 1398 mm high; effective daylight area, 1.16 m².

GGL SK10

Non-standard size 1140 mm wide x 1600 mm high; effective daylight area, 1.35 m².

GGL UK10

Non-standard size 1340 mm wide x 1600 mm high; effective daylight area, 1.63 m².

Finish -
Internal frame and sash

White Painted – Code 2

Lacquered Natural Pine – Code 3

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

Insert RAL or NCS colour reference.

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; 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

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.

Blinds, Awning and Shutter -
Type

Not required

Blackout blind – Code DKL

Blackout energy blind – Code FHC

Duo blackout blind – Code DFD

External awning blind – Code MHL

External roller shutter – Code SHL

Flying pleated blind – Code FHL

Insect screen – Code ZIL

Roller blind – Code RFL

Roman blind – Code FHB

Solar powered blackout blind – Code DSL

Solar powered blackout energy blind – Code FSC

Solar powered external awning blind – Code MSL

Solar powered external roller shutter – Code SSL

Solar powered pleated blind – Code FSL

Solar powered roller blind – Code RSL

Venetian blind – Code PAL

Colour

Not applicable

As schedule

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

Operation

Not required

Electronic

Manual

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

Energy efficiency installation collars

Insulation Collar – Code BDX 2011E

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

Insulation collar – Code BDX 2000F

Compatible with EKN and EKJ flashings only. Includes BFX.

Underfelt collar – Code BFX 1000

Vapour barrier collar – Code BBX 0000

Flashing

EKL 0021E

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

EKL S0312

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

EKL S0122

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

EKL S0222

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

EKW 0021E

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

EKW S0312

Standard triple installation into tiles up to 120 mm in profile, for roof pitch 15–90°.

EKW S0122

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

EKW S0222

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

EKP 0021E

Standard coupled installation for plain tiles up to 14 mm in profile; roof pitch 25-90°.

EKN S0021E

Recessed coupled installation for slate up to 8 mm thick; roof pitch 20–90°.

EKJ S0021E

Recessed coupled installation for tiles up to 90 mm in profile; roof pitch 20–90°.

ZWC

For standard installation where an on-site flashing is required; roof pitch 15–90°.

Accessories

None

Opening restrictor lock with key – Code ZOZ 010KC S011

Window lock, Code ZOZ 012K1

Product Options

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.

Third party certifications
  • 08/4608 : Product sheet 1; VELUX centre pivot roof windows
  • CE marked: EN 14351-1:2006 + A2:2016
  • EN 1627 Class 2 (70Q variant only)
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