Forster thermfix light | Fire-resistant curtain wall

Fire-resistant curtain walls

System with attachment profiles for fire resistant sloped glazings

Simple, fast, economical
Forster thermfix light makes it easy to mount a sealing system on commercial- ly-available steel profiles. The sealing system is characterized by basic and quick processing enabling improved economics.
Sloped glazing using Forster thermfix light are designed for use in fire protection and is tested to EI30 / EW60 and E60. It is no different in appearance to vertical curtain walling. The only additional element is the chevron sealing.


Technical details

Material options
Sub-structures in steel, Forster attachment profiles in steel, pressure profiles in aluminium, cover profiles in aluminium or stainless steel

Performance specifications*
Slope 0–75o (inside), for outside use 10–75o
Tested fire resistant sloped glazing EI30 / EI60 / E30 / E60
Tested based on the product standard EN 13830:
• Reaction to fire of construction products acc. to EN 13501-1: class E • Curtain walls with increased volume of water (3l/min*m2)
• Air permeability 1200 Pa
• Rain impermeability 1200 Pa
• Resistance to wind load 2400 Pa, safety load 3600 Pa
Safety test: CSTB 3228 (50 kg, 2400 mm) 1200 Joule
Thermal insulation: Uf-values 1.0–2.2 W/(m2.K)

System properties
Extremely slender visible sections: rafter and transom 50 mm
Basic and quick processing because of few system components
The system offers great configuration flexibility to both planner and architect because of the unlimited choice in the sub-structures
Same appearance and identical accessories as for the standard curtain wall

*Refer to country-specific approvals