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Fortitude
Fortitude Series: an embodiment of strength and sustainability. With its impressive 86 mm depth and six-chamber profile, this series is engineered for unparalleled robustness, security, and longevity.
Crafted with RAU-FIPRO and RAU-PVC, which are cadmium-free, and reinforced with aluminum, it offers a shield against environmental challenges and potential threats.
Fortitude is a statement of style, available in a spectrum of colors to complement any aesthetic without compromising on luxury. Its superior design significantly mitigates cold and noise, creating a sanctuary of comfort. With additional insulation, The series is a leader in energy efficiency. Perfect for those who seek excellence in every aspect of their living space.
Unmatched Protection
Resistance to environmental and security challenges.
Advanced Thermal Efficiency
Optimal insulation for energy savings.
Noise Isolation
Superior sound insulation for peace and quiet.
Longevity and Aesthetics
Durable construction with aesthetic versatility.
Benefits
Technical Specifications
Material
RAU-FIPRO, RAU-PVC, cadmium-free
System Depth
86 mm
Number of Chambers
6
Overlap of Seals in Rebate
5 mm (outside), 4 mm (inside)
Distance to Hardware Groove Axis
13 mm
Maximum Filling Thickness
53 mm
Opaque Part Size
107 mm to 179 mm (169 mm to 192 mm)
Thermal Resistance
0.84 to 1.1 W/m²K
Wind Load Resistance
Up to class C5/B5
Water Tightness
Up to class E 900
Air Permeability
Up to class 4
Sound Insulation
Up to Rw,P = 47 dB
Burglar Resistance
Up to WK 3
Color Solutions
Lamination and varnishing
Rebate Gap
5 mm (outside), 4 mm (inside)
Laminated Colors
Opening Type
Painted Colors
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