Amstetten: Trapezoidal sandwich panel
Especially with this roof covering, the screw connection of the AS 2.1 mounting system is made through the upper and lower shells directly into the purlins, thus optimally relieving the sandwich profile.Especially with this roof covering, the screw connection of the AS 2.1 mounting system is made through the upper and lower shells directly into the purlins, thus optimally relieving the sandwich profile.