With minimal sightlines and maximum weather resistance ALUK Optio 58 ST Casements are the perfect choice for contemporary new build and refurbishment projects.
A choice of frame depths and heights make for multiple windows configurations.
A versatile slimline aluminium system
The ‘Choices’ standard aluminium window is the Optio ‘58BW ST Casement’.
The aesthetics of steel with the benefits of aluminium ‘Choices’ 58BW ST aluminium windows are an ideal replacement for existing steel windows. Contemporary flat sashes with high thermal and acoustic performance.
Contemporary Flat sash
58mm or 70mm front to back profile depth
Frame Heights – 43mm, 53mm and 73mm
Externally glazed fixed panes or internally glazed dummy sashes
Window Energy Rated ‘B’
Black or White cranked handles
Polyamide thermal break design for thermal performance
(Click on an image to enlarge it)
Contemporary flat sashes
Available in two frame depths
Available in two frame heights
For fast delivery
Anthracite Grey / White
*Open out only
Available in any RAL colour
Available in a range of Single and Dual RAL Colour finishes