Steel Fire Rated outside Doors and Wall Partition slim system

Heat-insulated windows  and fixed glazing

A uniquely slim profile construction made from 100% steel, the forster unico xs  heat-insulated window and fixed glazing system is suitable for use in private villas,  palaces, hotels, mosques and cultural buildings, as well as for modern buildings  where an industrial look is required. Various opening variants are available as well as  a wide range of applications for holding fillings up to 60 mm. This creates designs  with the lowest U-values and outstanding sound insulation properties.

Technical data

Material variantsGalvanized steel, bright steel
DimensionsLeaf height: 520–2480 mm, for RC2 560–2480 mm
Leaf width: 360–1440 mm, for RC2 451–1440 mm Fixed glazing (WxH): unlimited x 3000 mm
Max. panel size 2800 x 2500 mm
Performance propertiesHeat transfer: Uw > 0.84 W / (m²•K) window Uw > 0.84 W / (m²•K) fixed glazing
Durability class 2 in accordance with EN 12400 (10,000 cycles EN 1191) Burglar resistance RC2 in accordance with EN 1627
Resistance to wind class C5 / B5 in accordance with EN 12210 Watertightness class E 1050 in accordance with EN 12208 Air permeability class 4 in accordance with EN 12207 Operating forces class 2 in accordance with EN 13115
Sound insulation up to Rw = 48 dB in accordance with EN ISO 140-3
System propertiesCE marking in accordance with EN 14351-1 Minergie certified
Design variants:
Opens inwards: turn / turn-and-tilt windows 1 or 2 leaf Opens outwards: turn / top-hung window, 1 leaf
Fixed glazing
Face widths: window leaf with outer frame from 55 mm Fixed glazing from 23 mm
Construction depth: leaf profile 88 mm, frame profiles 70 mm Max. leaf weight: 100 kg, 150 kg on request
Glazing: wet glazing, dry glazing Standard glazing beads
Fittings: mounted, concealed flush
Fittings: mounted, concealed flush