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GPU manually operated, white polyurethane, top-hung roof window with GIU sloping fixed windows below, combination installation

Third party certifications:

  • QA Certificate

    Certificate type

VELUX Company Ltd

Manually operated, maintenance free, white polyurethane, top hung roof window with additional lower fixed element for combination installations on roof pitches 15–55° (75°).

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+44 (0)1592 778225 www.velux.co.uk
Description

Manually operated, maintenance free, white polyurethane, top hung roof window with additional lower fixed element for combination installations on roof pitches 15–55° (75° with special springs).

Fixed elements are installed in combination side by side to create panoramic views. The fixed window is installed directly below the roof window frame.

Combination flashings are modular meaning there is no limit to the overall size of the group, but the minimum distance between windows side by side is 100 mm.

Ventilation, exterior maintenance and cleaning takes place through the roof window.

Features:

  • Top-hung window opens to any position up to 45° to allow panoramic, uninterrupted views.
  • Maintenance free polyurethane moulding with white finish on timber core.
  • Meets requirements for emergency escape.
  • Additional fixed elements beneath offers a great view while standing and when seated.

Warranty:

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

General information
Features

Top-hung window opens to any position up to 45° to allow panoramic, uninterrupted views

Maintenance free polyurethane moulding with white finish on timber core

Meets requirements for emergency escape

Additional fixed elements beneath offers a great view while standing and when seated

Uniclass 2015 Rigid polyurethane frame roof window units (Pr_30_59_98_72)
Specification data
Product Reference

GPU manually operated, white polyurethane, top-hung roof window with GIU sloping fixed windows below, combination installation

Roof pitch

Insert requirements.

Number of roof windows

Insert requirements.

Number of fixed lights

Insert requirements.

Distance between side frames

100 mm

Standard frame gap.

120 mm

140 mm

160 mm

Window -
Type

GPU MK04

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

GPU MK06

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

GPU MK08

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

GPU SK06

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

GPU PK08

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

GPU PK10

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

GPU UK08

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

GPU MK10

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

GPU PK06

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

GPU SK08

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

GPU SK10

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

Fixed lower window code

GIU MK34

Standard size 780 mm wide x 920 mm high; effective daylight area 0.44 m².

GIU PK34

Standard size 942 mm wide x 920 mm high; effective daylight area 0.56 m².

GIU SK34

Non-standard size 1140 mm wide x 920 mm high; effective daylight area 0.70 m².

GIU UK34

Non-standard size 1340 mm wide x 920 mm high; effective daylight area 0.85 m².

Finish -
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

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.

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.

Blind -
Upper roof window

Not required

Blackout blind – Code DKL

Blackout energy blind – Code FHC

Duo blackout blind – Code DFD

Flying pleated blind – Code FHL

Roller blind – Code RFL

Roman blind – Code FHB

Solar powered blackout blind – Code DSL

Solar powered blackout energy blind – Code FSC

Solar powered pleated blind – Code FSL

Solar powered roller blind – Code RSL

Venetian blind – Code PAL

Colour

Not applicable

As schedule ___

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

Lower fixed window

Not required

Blackout blind – Code DKL

Blackout energy blind – Code FHC

Duo blackout blind – Code DFD

Flying pleated blind – Code FHL

Roller blind – Code RFL

Roman blind – Code FHB

Solar powered blackout blind – Code DSL

Solar powered blackout energy blind – Code FSC

Solar powered pleated blind – Code FSL

Solar powered roller blind – Code RSL

Venetian blind – Code PAL

Colour

Not applicable

As centre-pivot

As schedule ___

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

Energy efficient installation

Insulation Collar – Code BDX 2000

Not compatible with E*N and E*J flashings. Includes BFX.

Underfelt Collar – Code BFX 1000

Vapour Barrier Collar – Code BBX 0000

Flashings

EKL + ETL

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

EKW + ETW

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

EKN + ETN

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

EKJ + ETJ

For recessed installation into tile up to 120 mm thick; roof pitch 20–90°.

ZWC

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

Other requirements

None

Locking handle – code 028323

Product Options

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.

Configuration:

The number of roof windows must be the same as the number of lower fixed windows; roof windows and lower fixed windows must be the same width.

Flashing:

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

  • Code EKL + ETL: For standard installation into slate and flat roofing materials up to 8 mm thick. Not suitable for interlocking slate; Roof pitches from 15–90°.
  • Code EKW + ETW: For standard installation into flat and profiled roofing materials up to 120 mm thick, including profiled sheeting and interlocking slates. Roof pitches from 15–90°.
  • Code EKN + ETN: For recessed installation into slate and flat roofing materials up to 8 mm thick. Not suitable for interlocking slate; Roof pitches from 15–90°.
  • Code EKJ + ETJ: For recessed installation into flat and profiled roof materials up to 90 mm thick, including profiled sheeting and interlocking slates; Roof pitches from 20–90°.
  • 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.

Third party certifications
  • CE marked: EN 14351-1:2006 + A2:2016
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