Unico XS

Unico XS is a versatile system of steel windows with a minimalist design and remarkably slim profiles. The Unico XS aesthetic is a perfect fit for lofts, renovations of historic buildings and modern offices.

Forster Unico XS is our most refined and highly insulated steel window system — made entirely from 100% steel and designed for the most demanding exterior applications. Its exceptionally slim face widths and flush or recessed configurations create an elegant, understated aesthetic for both historic renovations and modern architecture.

Depth of installation 70 mm
Uw
The parameter specified applies to the reference window
0.98
Gaskets 3
Chambers 3
Glazing with glass units: up to 60 mm
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Thermal break made of stainless steel
Galvanized steel profiles
Powder coating in any color from the RAL palette
Available in the HI variant

Minimalist design, maximum performance

Thanks to concealed fittings and outstanding thermal and acoustic insulation, this system delivers both performance and beauty. Ideal for large glazing areas, loft spaces, or high-end studio projects, Forster Unico XS allows for full creative freedom while maintaining energy efficiency and durability.

Window colors

RAL 1xxx – yellow
RAL 1000
RAL 2xxx - orange
RAL 2000
RAL 3xxx - red & pink
RAL 3000
RAL 4xxx - purple & violet 
RAL 4001
RAL 5xxx - blue 
RAL 5000
RAL 6xxx - green
RAL 6000
RAL 7xxx - grey
RAL 7000
RAL 8xxx - brown
RAL 8000
RAL 9xxx - black & white
RAL 9001
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