Alumil – S77 PHOS

S77 PHOS system offers alternative solutions for frames with concealed sash and fittings. This version is a perfect match for conceptual building plans that require a lot of natural light. The significantly reduced visible aluminum face width allows architects and designers to combine exterior and interior space. The system offers high thermal insulation and water tightness performances, which along with the high sound reduction make it ideal for the most demanding projects.


Thermal insulationYes
Exterior shapesFlat
Panel typeAluminium

Technical Characteristics*

Min. Visible width frame-vent109 mm / 4.3 Inch
Glazing typeDouble – Triple


Thermal insulation2,2 W/m²K
Water tightnessE1500
Air tightness max. test pressure4 (600 Pa)


Types of typologyTilt&Turn, Fixed, Tilt only
Sash weightup to 180 Kg


Related files

*This page may contain copyrighted material, the use of which may not have been specifically authorized by the copyright owner. This disclaimer informs readers that all measurements represent information from manufacturers and can be different in each individual architectural solution.