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Glazing Options

All VELUX Roof Window Panes are AA Fire Designated.

Obscure (--34)
Ideal for bathrooms to provide privacy without reducing natural light. 4mm obscure (frosted) inner. 16mm gas filled cavity. 4mm toughened outer with Low-E coating. With a U-value of 1.1W/m²K.


THERMO-STAR (--59)
Energy efficient 24mm double glazing. 4mm Float inner with Low- E coating. 16mm gas filled cavity. 4mm toughened outer pane. With a U-value of 1.1W/m²K.


 PROTEC-STAR (--73)
Advanced safety, noise reduction and insulation benefits. 6.4mm laminated inner for extra safety. Improved noise reduction compared to --34 and --59 glazing. 14mm gas filled cavity. 4mm toughened outer with Low-E coating. Now with new advanced clear and clean coating on outer pane to keep the window cleaner for longer. With a U-value of 1.1W/m²K/


5-STAR (--60)
New advanced clear and clean coating on outer 6mm toughened pane with Low-E coating for improved energy efficiency, 6.4mm laminated inner pane for additional safety. Premium performance with a U-value of 1.0W/m²K Improved noise reduction compared to --73 glazing.


TRIPLE GLAZING (--65)
Triple glazed giving the lowest U-value of 0.5W/m²K and greater noise reduction, it comes with a 4mm laminated inner for extra protection, 10mm krypton filled cavity, 4mm toughened middle pane and a 4mm toughened outer pane with a low-E  clear and clean coating which helps to keep the window cleaner for longer.