Window and Doorframes

combine high strength, torsional rigidity and insulating properties with a long service life.

GRP can be combined with other materials. This makes it perfect for building Window frames from Wood, Alu or other materials and add the perfect GRP profiles.





• high longevity
• excellent thermal insulation

• good UV- and weather-resistance
• high stiffness and mechanical strength
• wide temperature operating range
• high thermal stability
• same thermal expansion coefficient as glass