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GPU Top-Hung Roof Window

Verified by manufacturer 7 months ago

VELUX Company Ltd Product certifications:
  • EPD

    EPD

    Certificate type

  • EPD

    EPD

    Certificate type

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

Jump to:
BOS
 +44 (0)1592 778873 Website

Application

Can be installed in roof pitches 15–55° and up to 75° with special springs.

Description

Features and benefits:

  • Can be installed in roof pitches 15–55° and up to 75° with special springs.
  • Maintenance free polyurethane moulding with white finish on timber core.
  • 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 62:

  • Thermal performance (U-value): 0.96 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.


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

Timber

Guidance for specification option:

Timber core

Polyurethane

Guidance for specification option:

Polyurethane coated frames.

Aluminium

Guidance for specification option:

Aluminium cladding

Glass

Manufacturer guidance

Polyurethane color NCS 0500-N. Internal frame and sash is in a white polyurethane – Code 0 around a timber core, external cladding in grey aluminium; colour reference NCS S-7500-N - Code 0, Untreated copper – Code 1, Titanium zinc – Code 3, Painted aluminium – Code 8.

Width

550 mm

660 mm

780 mm

942 mm

1140 mm

Show more

Height

978 mm

1178 mm

1398 mm

1600 mm

Warranty description

Ten year

Guidance for specification option:

For window and pane

Three year

Guidance for specification option:

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 Windows

Specification data - Rigid polyurethane frame roof window units

Classification data

Standard

BBA Agrément Certificate.

Product performance

-

Whole window U-value

0.88–1.3 W/m²K.

Guidance for specification option:

Depending on product option.

Glazing or infill

-

Composition

Argon filled cavity or Krypton filled cavity.

Hardware

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

Operation

-

Type

Manually operated.

Guidance for specification option:

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

Fixing features

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

Accessories

Not required.
Locking handles.

Guidance for specification option:

code 028323

Execution

Fixing of plastics frames.

Internal frame and sash

White polyurethane.

Guidance for specification option:

Code 0

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.

Roof pitch

Guidance for specification option:

Insert requirements.

Window code

GPU CK04.

Guidance for specification option:

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

GPU CK06.

Guidance for specification option:

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

GPU FK06.

Guidance for specification option:

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

GPU MK04.

Guidance for specification option:

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

GPU MK06.

Guidance for specification option:

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

GPU MK08.

Guidance for specification option:

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

GPU SK06.

Guidance for specification option:

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

GPU PK08.

Guidance for specification option:

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

GPU PK10.

Guidance for specification option:

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

GPU UK08.

Guidance for specification option:

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

GPU FK08.

Guidance for specification option:

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

GPU MK10.

Guidance for specification option:

Non-standard size 780 mm wide x 1600 mm high, effective daylight area 0.85 m².

GPU PK06.

Guidance for specification option:

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

GPU SK08.

Guidance for specification option:

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

GPU SK10.

Guidance for specification option:

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

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.

66.

Guidance for specification option:

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.

Guidance for specification option:

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.

Colour

Not applicable.
As schedule.

Guidance for specification option:

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

Operation

Not applicable.
Manual.

Energy efficiency installation collars

Insulation Collar – Code BDX 2000.

Guidance for specification option:

Not compatible with EDN and EDJ flashings. Includes BFX.

Insulation Collar – Code BDX 2000F.

Guidance for specification option:

Compatible with EDN and EDJ flashings only. Includes BFX.

Underfelt Collar – Code BFX 1000.
Vapour Barrier Collar – Code BBX 0000.

Flashings

EDL.

Guidance for specification option:

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

EDN.

Guidance for specification option:

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

EDW.

Guidance for specification option:

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

EDJ.

Guidance for specification option:

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

EDP.

Guidance for specification option:

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

ZWC.

Guidance for specification option:

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

Sustainability data

Contains Red List materials

Yes

Country of material origin

Europe

Country of product manufacture

Europe

Material

Timber

Guidance for specification option:

Timber core

Polyurethane

Guidance for specification option:

Polyurethane coated frames.

Aluminium

Guidance for specification option:

Aluminium cladding

Glass

Manufacturer guidance

Polyurethane color NCS 0500-N. Internal frame and sash is in a white polyurethane – Code 0 around a timber core, external cladding in grey aluminium; colour reference NCS S-7500-N - Code 0, Untreated copper – Code 1, Titanium zinc – Code 3, Painted aluminium – Code 8.

Manufacturing plant location

A1–A3 ('Production stage')

Normalized unit

Declared unit

2.7 kg CO₂ eq/unit

Certified

Lower emissions

Recyclability

Yes

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

12 %

Expected Life

30 year

Product certifications

BIM objects

BOS

NBS BIM Object Standard

This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.

Find out more about the NBS BIM Object Standard.

Platform Compatible Version
Revit
 -

4

Product certifications

EPD

EPD

EPD 3 Layer

EPD

EPD

PUR EDP 2 layer

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