The new AluK 77 Window System

The new 77 window system is designed to meet the most demanding British and European performance requirements, including thermal, weathering and security - ideal for any building, whether refurbishment or new build, high rise or low rise.

With a wide variety of styles and configurations to choose from, the 77 window system is AluK’s highest performance casement window, available in single or dual colour options, including anodised finishes.

High levels of thermal performance are achieved by incorporating technologies such as thermal polyamides, insulated centre seals and foam insertions. Moreover, the 77 window system integrates with AluK curtain wall and door systems.

77IW Open In Window System

Designed to provide the highest performance with minimal sightlines, the 77IW window system is perfect for commercial or residential applications.

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77IWE Open Out Window System

Designed specifically for the UK market the 77IWE offers an Open Out variant to the 77 Windows System with all the same benefits of the 77IW.

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