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GPL Top-Hung Roof Window
Verified by manufacturer 6 months ago

Third party certifications:

BBA Agrément Certificate
Certificate type
QA Certificate
Certificate type

Manually operated top-hung timber roof window. Suitable for roof pitches from 15-55°.

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Application

For roof pitches between 15-55° (75° with special springs).

Description

Features and benefits:

Can be installed in roof pitches 15–55° and up to 75° with special springs.
Opens to any positions up to 45° to allow panoramic, uninterrupted views.
Meets requirements for emergency escape (except size CK04).
The window is opened by means of a handle placed at the bottom sash.
Sash can also be rotated 180° and locks in place for the ease of cleaning of the 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 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.

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
Finish	Painted Internal frame and sash is either White painted – Code 2 or Lacquered Pine – Code 3 and external cladding available in grey aluminium; colour reference NCS S-7500-N - Code 0, Untreated copper – Code 1, Titanium zinc – Code 3, Painted aluminium – Code 8.
Material	Pine frames Aluminium cladding
Width	550 mm 660 mm 780 mm 942 mm 1140 mm 1340 mm Show more
Height	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_97 Wood frame roof window unitsPrimary
CAWS	L10/480 Roof windows

Product range	Roof window single installation

Specification data - Wood frame roof window units

Standard	BBA Agrément Certificate.
Product performance	-
Whole window U-value	0.86–1.3 W/m²K. Depending on product option.
Hardware	Flashings are available in materials and finishes to match roof window cladding.
Operation	-
Type	Manually operated. The window is opened by means of a handle placed at the bottom sash. Sash can also be rotated 180° and locks in place for the ease of cleaning of the outer pane
Accessories	Not required. Locking handle. code 028321
Execution	Fixing of wood frames.

Internal frame and sash	White painted. Code 2 Lacquered 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
Roof pitch	Insert requirements.
Window code	GPL CK04. Standard size 550 mm wide x 978 mm high, effective daylight area 0.29 m². GPL CK06. Standard size 550 mm wide x 1178 mm high, effective daylight area 0.37 m². GPL FK06. Standard size 660 mm wide x 1178 mm high, effective daylight area 0.47 m². GPL MK04. Standard size 780 mm wide x 978 mm high, effective daylight area 0.47 m². GPL MK06. Standard size 780 mm wide x 1178 mm high, effective daylight area 0.59 m². GPL MK08. Standard size 780 mm wide x 1398 mm high, effective daylight area 0.72 m². GPL PK08. Standard size 942 mm wide x 1398 mm high, effective daylight area 0.92 m². GPL PK10. Standard size 942 mm wide x 1600 mm high, effective daylight area 1.07 m². GPL SK06. Standard size 1140 mm wide x 1178 mm high, effective daylight area 0.95 m². GPL UK04. Standard size 1340 mm wide x 978 mm high, effective daylight area 0.91 m². GPL UK08. Standard size 1340 mm wide x 1398 mm high, effective daylight area 1.40 m². GPL FK08. Non-standard size 660 mm wide x 1398 mm high, effective daylight area 0.58 m². GPL MK10. Non-standard size 780 mm wide x 1600 mm high, effective daylight area 0.85 m². GPL PK04. Non-standard size 942 mm wide x 978 mm high, effective daylight area 0.60 m². GPL PK06. Non-standard size 942 mm wide x 1178 mm high, effective daylight area 0.75 m². GPL SK08. Non-standard size 1140 mm wide x 1398 mm high, effective daylight area 1.16 m². GPL SK10. Non-standard size 1140 mm wide x 1600 mm high, effective daylight area 1.35 m². Show more
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. 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.
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. Show more
Colour	Not applicable. As schedule. Refer VELUX Blinds and Shutters brochure for available colours and patterns.
Energy efficiency installation collars	Insulation Collar – Code BDX 2000. Not compatible with EDN and EDJ flashings. Includes BFX. Underfelt Collar – Code BFX 1000. Compatible with EDN and EDJ flashings only. Includes BFX. 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°. ZWC. For standard installation where an on-site flashing is required; roof pitch 15-90°. Show more