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

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

VELUX Company Ltd Third party certifications:
  • QA Certificate

    QA Certificate

    Certificate type

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

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

For roof pitches of 15–55° and up to 75° with special springs.

Description

Manually operated, maintenance free, white polyurethane, top hung roof window with additional lower fixed element 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.

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 element beneath offers a great view while standing and when seated.

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:

Roof window and lower fixed window must be the same width.

Flashing:

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

  • Code EDL + 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 EDW + 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 EDN + 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 EDJ + 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.

Warranty:

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

Application:

For roof pitches of 15–55° and up to 75° with special springs.

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 element beneath offers a great view while standing and when seated

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 and additional fixed element beneath offers a great view while standing and when seated

Finish

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

Material

Timber core with polyurethane coated frames and aluminium cladding

Size

Wide range of sizes to suit project requirements

WarrantyDescription

Ten-year guarantee for window and pane. Three-year guarantee for electrical items and blinds

Uniclass 2015

Pr_30_59_98_72 Rigid polyurethane frame roof window unitsPrimary

CAWS

L10/480 Roof windows

L10/50 Roof windows

Specification data - Rigid polyurethane frame roof window units

Product Reference

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

Product performance

-

Whole window U-value

1.0 W/m²K - 1.3 W/m²K depending on product option

Frame

-

Finish as delivered

-

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

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

Fixing

-

Fixing features

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

Accessories

None

Locking handle

code 028323

Window

-

Roof window code

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 780mm wide x 1398 mm high, effective daylight area 0.72 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 SK06

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

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

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

Not compatible with EDN flashings.

Vapour Barrier Collar – Code BBX 0000

Flashings

EDL + ETL

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

EDW + ETW

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

EDN + ETN

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

EDJ + ETJ

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

ZWC

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

Standard product features

Colour:

External Colour NCS S-7500-N; Internal Colour, white polyurethane NCS S 0500-N.

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 and additional fixed element beneath offers a great view while standing and when seated.

Finish:

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.

Material:

Timber core with polyurethane coated frames and aluminium cladding.

Size:

Wide range of sizes to suit project requirements.

Warranty description:

Ten-year guarantee for window and pane. Three-year guarantee for electrical items and blinds.

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