Fireproof systems
ALT FR76 Fire resistant doors
2500 mm
Max. leaf height
1300 mm
Max. leaf width
48 mm
Max. infill unit thickness
250 kg
Max. leaf weight
Uf = 1,3 W / m²K
Thermal insulation, EN 12211:2000, EN 12210:1999
class 4А (150 Pa)
Impact resistance EN 13049:2003
For door systems - EIW30, EIW60
Fire resistance limit
For partition systems - EIW45
Fire resistance limit
class 4А (150 Pa)
Air permeability, EN 1027:2000, EN 12208:1999
class 3 (600 Pa)
Water tightness, EN 1026:2000, EN12207:1999
class С3 (1200 Pa)
Wind load resistance, EN 12211:2000, EN 12210:1999
Up to 37 dB
Acoustic insulation EN ISO 10140-2:2011, EN ISO 10140-4:2011
ALT F50FR Fire resistant curtain wall
50 mm
Internal visible profile width
50mm
External visible profile width
10-50mm
Infill unit thickness
700 kg
Max. Infill unit weight
911 cm4
Max. moment of inertia
clamp profile, decorative cap
Method of infill unit fixation
ALT W62, W72 window and door systems, integrated facade windows, smoke hatches
Types of integrated units
class R7 (600 Pa)
Water tightness (EN 13830:2003)
class A4 (600 Pa)
Air permeability (EN 13830:2003)
2400 Pa
Wind-load resistance EN 13830:2003
class E5/I5 (external/ internal) impact
Impact resistance EN 13830:2003
Up to 48 dB
Acoustic insulation (depending on the infill unit used)
Е15; E30
Fire-resistant rating for external systems
EIW15; EIW45
Fire-resistant rating for internal systems
About BFRC rating
The BFRC is the UKs most widely used rating council for energy performance in windows and doors. The ‘rainbow’ labels are visible proof of invisible performance, showing our product has been independently verified by experts to perform as promised.