ALT W77 AW Slim — High-Performance Alu-WOOD Window
The system is suitable for use in a wide range of climatic conditions and for projects with demanding requirements for energy efficiency, comfort and security.
System overview
Made from solid premium hardwoods, including oak and ash. This allows the window system to be integrated seamlessly into a wide range of interior design concepts.
- Decorative wood trims
- Integrated glazing bead
- 39 mm thermal break
Made from solid premium hardwoods, including oak and ash. This allows the window system to be integrated seamlessly into a wide range of interior design concepts.
Reduces the width of the decorative wood trim by 20 mm, increasing the glazed area and giving the window a more refined appearance.
Reduces heat transfer through the profile and helps protect the interior surface of the window against freezing and condensation.

1. POWDER COATING
- exclusive collections (Futura, Precis, Anodic);
- variety of surface types (glossy, matte, textured);
- innovative antimicrobial BIO-coating option.
2. ANODIZING
- 9 standard colours;
- possibility to choose different surface treatments (chemical etching, bead blasting, brushing).
3. WOOD-GRAIN EFFECT
- 5 woodgrain options.
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Compatible solutions
Glass balustrades (Juliet Balconies)
The ALT JB system is designed for guarding small openings and creating all-glass structures up to 3 m long. The solution provides enhanced safety while preserving unobstructed views and access to natural light.
The ALT JB and ALT W77 AW Slim systems complement each other seamlessly.


