ALUMIL S77
Premium solution for passive buildings
The highest standard for energy-demanding buildings
Passive house. Maximum insulation. Minimalist design.
When a building requires the highest level of thermal and sound protection, ALUMIL S77 is the logical choice. This advanced aluminum system is developed for buildings striving for passive standards and high architectural requirements, combining superior technical performance with contemporary aesthetics.
S77 provides exceptional thermal insulation – up to Uw of 0.90 W/m²K – thanks to wide profiles and a triple sealing system. With the possibility of installing glass up to 72 mm thick, the system also ensures sound protection up to 47 dB, making it ideal for luxury villas, high energy-efficient residential buildings, as well as buildings constructed to passive house standards.

Elegance with maximum protection
While offering superior insulation characteristics, S77 does not compromise on elegance. Slim profiles and the option of hidden hardware allow for a minimalist look without sacrificing aesthetics. In addition, the system is compatible with RC3 security class, meeting the strictest security requirements.
Thanks to a frame depth of 77 mm, this system provides high static stability and longevity, even with large elements with triple glazing.




Technical characteristics:
| Characteristic | Value |
| Thermal insulation (Uw) | from 0.90 W/m²K |
| Glass thickness | up to 72 mm |
| Frame depth | 77 mm |
| Sound insulation | up to 47 dB |
| Security class | up to RC3 |
| Opening type | Tilt-and-turn, fixed, combined |
| Hidden hardware | Yes (optional) |
Ideal application
ALUMIL S77 is a system created for projects where energy efficiency is a fundamental requirement – without compromising on appearance and security:
- Passive houses and low-energy buildings
- Luxury residences and villas
- Buildings with requirements for maximum thermal and sound insulation
- Urbanized areas with a need for high security

Request your offer
Our team is at your disposal for technical advice, personalized recommendations, and precise offers in accordance with your project.
Contact us and discover how ALUMIL S77 can become the heart of your energy-perfect, passive home.
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