Window and Door Frame Profiles
Advantages
![](https://usercontent.one/wp/grp.safestep.se/wp-content/uploads/2017/06/window-profiles_diagram_en.png?media=1682354318)
GRP can be combined with other materials
- 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
![](https://usercontent.one/wp/grp.safestep.se/wp-content/uploads/2017/06/window-profiles_01.png?media=1682354318)
GRP wood combination
![](https://usercontent.one/wp/grp.safestep.se/wp-content/uploads/2017/06/window-profiles_02.png?media=1682354318)
GRP threshold and combination with PVC
![](https://usercontent.one/wp/grp.safestep.se/wp-content/uploads/2017/06/window-profiles_03.png?media=1682354318)
GRP wood combination
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