Secco OS2 65 is a premium Italian steel window and door system for contemporary architecture and restoration. Ideal for residential, commercial and heritage projects, it combines minimalist design with high-end aesthetics.
With over 40 profile options, the system delivers bespoke architectural solutions, including side-hung, tilt-and-turn, and pivot windows or doors.
Combine multiple opening configurations without changing the visible profile design, creating a clean, uniform facade.
Ultra-slim visible profiles from 27 mm create a lightweight, nearly invisible frame that floods interiors with natural light and enhances contemporary facade design.
Good thermal performance and comfort all year round.
Completed projects, aluminum systems, and tips for builders and designers