The invisible center seal highlights the soft and slender contours of the window profile. All hardware lies behind the central gasket in the frame, protected against the weather. The greater the wind pressure, the greater the window´s weather tightness.
3 sealing levels
U - Factor Uw=0.21 Btu
Optimal thermal insulation
Design "classic" offset" - distinctive design with double chamfers
unique X-shaped arrangement of webs in profiles for high inherent rigidity
Wide variety of colors
Color and design
Color gives windows and façades a new face. Utilize the many possibilities that the TROCAL color range can give you. Accordingly it is a particular challenge to attach equally great importance to both the technical functionality and the aesthetic aspects.
Our array of 44 colors provides virtually unlimited design potential so you can satisfy your own personal claims of individuality.
The seal at the center of the frame section is designed to create a pressure equalized rain screen design to give you the highest performance when it comes to resisting wind, water, cold and noise intrusions. The invisible seal is designed to increase the window‘s sealing properties with greater wind pressure. It supports the gentle contours of the window, is welded at all four corners and is located in front of all hardware for ideal protection against corrosion.
The 70 mm deep profiles with Uf-factor for the frame of 1,2 W/m2 K a will meet the requirements of even the most stringent Energy codes worldwide. Combine Economy and Ecology, it pays off short and long term.