Steel Windows

Slim, Strong Steel Windows Built to Last

Steel windows combine minimal profiles with exceptional structural strength. Designed for both contemporary and heritage architecture, they offer striking sightlines, precision detailing, and long-lasting performance that elevates any space.

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Strength Refined

High-Performance Materials

Secco Sistemi utilises galvanized steel, stainless steel, corten steel, and brass to achieve exceptional structural integrity. These premium materials provide superior thermal insulation, acoustic performance, and long-term durability, ensuring steel windows meet demanding architectural and engineering standards.

Design Meets Engineering

Precision Engineering & Performance

Secco Sistemi windows combine minimalist design with advanced engineering, featuring slim sightlines and high-strength materials. They provide exceptional thermal insulation, superior acoustic performance, and long-term durability, while innovations like the ØG® magnetic levitation system ensure smooth, effortless operation for demanding architectural projects.

Italian Design

Expression of Innovation

The Secco OS2 75

Winner of the industrial design, Compasso d'Oro Award, the Secco OS2 75 system is a slim 27mm steel window system. Part of the Secco OS2 family, its designed as an ideal solution for the replacement of steel windows in heritage buildings.

The Secco OS2 65

The Secco OS2 65 system is another slim 27mm steel window system, sharing the same defining high-end architectural aesthetic as the wider Secco OS2 window and door systems family.

The Secco BV 75 Steel Window

The Secco BV 75 is defined by a simple minimalist bevelled sash emulating the chamfer on traditional timber windows and sits flush with the window gasket to create a seamless finish.

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Effortless Precision

Architectural Adaptability

Secco Sistemi windows and doors are engineered for both modern and historic projects. Precision profiles and customisable finishes allow seamless integration into contemporary architecture, while tailored options preserve and enhance the character and integrity of heritage buildings.

Features of Secco Steel Windows

Secco Sistemi steel windows combine minimalist design, slim sightlines, and high-performance materials. They offer exceptional thermal and acoustic efficiency, structural strength, low-maintenance finishes, and innovative engineering solutions, delivering enduring reliability and refined aesthetics for both contemporary and heritage architecture.

Slim, minimalist 27 to 62mm sightlines for maximum glazing and elegance
High-strength steel frames for exceptional structural integrity
Outstanding thermal insulation with double or triple-glazed options
Excellent acoustic performance of up to 43 dB for quiet, comfortable interiors
Stainless steel or galvanised-steel painted options
Precision-mitred corners and high-quality detailing
Innovative ØG® magnetic levitation system for effortless operation
Compatible with contemporary and heritage architectural styles
Long-lasting performance with reinforced, high-quality materials
Flexible finishes and profiles to suit bespoke design requirements

Expert Installation

Precision in every detail, each time.

From your first consultation to final fitting, Glaze London ensures every installation is completed with technical precision and design-led care. The result? Windows that look exceptional and perform flawlessly.

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Transform your property with Glaze London.

Intelligent glazing solutions, carefully specified and flawlessly installed to elevate homes and commercial spaces alike.

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