Jänsen

Steel Windows, Doors & Facades Made in the USA

Jansen is a Swiss-based third-generation, family owned manufacturer of architectural steel systems for doors, windows, and facades, with 100 years of steel experience.

Jansen’s architectural steel systems combine industry-leading strength and thermal performance.

Jansen’s DNA lies within cold-drawn steel, which produces firm, smooth architectural profiles enabling architectural creativity, environmental efficiency and safety.

Jansen's steel systems for doors, windows, and facades are ideal for high-end residential, commercial, and landmark construction.

Slender face widths of Jansen frames provides space for creativity and sleek design. 

A catalogue of frames suitable for fixed, operational and curtain wall windows as well as interior partitions, swing doors, pivot, lift & slide and folding doors.

On projects where minimal sight lines and thermal efficiency are required we often combine the Fineline 70 frame with the Janisol and Janisol HI frames for oversize operational units.

The Fineline 70 frame provides high levels of thermal efficiency, 1 ¾” face widths, 2 ¾” depth, and the ability to support oversize triple pane glass.

  • Fixed, inward opening, outward opening , swinging doors, pivot doors, patio doors, main entry doors, sliding doors, lift & slide doors and folding doors.

    Motorization is available on doors and windows

  • Frames are available in steel, stainless steel, and corten.

    Powdercoat and Duranar painted finishes are available.

  • Jansen Windows & doors can be ordered to be attached with a European style strap and bracket system or a fin.