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GBL Centre-Pivot Roof Window
GBL CK04
GBL CK04
Manually operated centre-pivot roof window. Suitable for low pitch roofs from 10–20°.
Application
Suitable for low pitch roofs from 10–20°.
Description
Manually operated centre-pivot roof window. Suitable for low pitch roofs from 10–20°.
Features and benefits:
- It is water resistant and be crafted with a glass-to-edge technology providing a seamless edge.
- Available in seven standard sizes.
- Glazing as standard comes with safety lamination, toughened glass, UV filter and an exclusive rain noise reduction feature.
- Ventilation bar for fresh air (through a closed window).
- Manual operation as standard. A remote-controlled solar-powered motor option available.
- Window rotates 180° for safe cleaning of the outer glass from the inside.
- Removable and cleanable ventilation filter protects from dust and insects while ventilating.
General information
ColorInterior - white Exterior - dark grey | Grey External cladding: Grey aluminium (NCS S-7500-N nearest RAL 7043). Internal finish to frame and sash: White. |
FinishInterior finish Material - White-painted Description - Finished with triple coat, white painted Exterior covers Material - Aluminium, dark grey Description - Dark grey | Painted Powder-coated |
Material | Aluminium Wood Nordic pine. |
Shape | Rectangle |
Width | 550 mm 780 mm 942 mm 1140 mm |
Height | 978 mm 1178 mm 1398 mm 698 mm |
WarrantyDescription | Ten year Window and pane. Blinds (if specified): three-year guarantee. |
Uniclass | |
CAWS | L10/480 Roof windows L10/46 Roof windows |
Specification data - Wood frame roof window units
Standard | Non-fire- and/ or smoke-rated windows to BS EN 14351-1. |
Product performance | - |
Fire resistance | Reaction to fire: C-s1,d2.External fire performance (UK): AC. |
Whole window U-valueInnovative ThermoTechnology™ insulation is integrated into the sash bottom sides of the window to increase energy-efficiency | 1.1 W/m²K. |
Frame | - |
Chain of custody | PEFC. |
Finish as delivered | Grey aluminium (external); white, painted Nordic pine (internal).External cladding: Grey aluminium (NCS S-7500-N; nearest RAL 7043). Internal finish to frame and sash: Nordic pine with White painted finish (NCS S-0500-N; nearest RAL 9003). |
Ventilator | Ventilation flap.Full width ventilation flap, pine wood. Can be used for ventilation even with a closed window. The ventilation flap is connected to the top sash with the lock casing. |
Glazing or infill | - |
Composition | Triple-glazed.6.8 mm laminated float glass; 13 mm Argon; 3 mm heat strengthened glass; 13 mm Argon; 4 mm toughened glass. |
Hardware | Control bar; barrel bolt.Top-operated control bar. The barrel bolt can be placed into the integrated barrel bolt bushing to secure the window for cleaning of outer glass surface or for safe ventilation. |
Operation | - |
Type | Manual.Standard. Barrel bolt, centre-pivot, top-operated. 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. Durable hinge design allows for reliable operation and enables the sash to be rotated for easy cleaning of the outer pane. Remote-controlled solar-powered motor.Consult manufacturer for detail. |
Fixing features | Frame hinge.Centre pivot.Side. |
Accessories | None.Manual – Codes ZCT 200K ZOZ 085 - control rod and adaptor. |
BlindsColour: See VELUX Blinds and Shutters brochure for available colours and patterns and insert requirements. | Not required. Blackout blind - Code DKL. Blackout energy blind - Code FHC. Duo blackout blind - Code DFD. Flying pleated blind - Code FHL. |
Energy efficient installation | Underfelt collar – code BFX 1000 . Standard; included unless specified otherwise. Vapour barrier collar - BBX Code 0000. |
Sound insulation | 35 (-1;-3) dB. |
Air permeability | Class 4. |
Impact resistance | 3. |
Resistance to wind load | C3. |
Water tightness (to EN 1928) | E900. |
Dimensions | 550 x 978 mm . External frame width x height. Consult manufacturer's literature for further details, including sash aperture and distance between lining grooves. |
Clear openingdaylight area | 0.29 m². |
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