2 possible external looks: visible grid or vertical trame.
Water retention management with drainage at the ends of transoms through the glazing bars.
Glazing deformation is minimised thanks to the vertical caps and the silicone gasket
Possibility of double glazing using structural silicone.
Minimum incline of 5° (validated by the CSTB) with double glazing.
The rafters and transoms are square cut and assembled using the penetrating transom principle.
Possibility of integrating an opening frame into the roof.