Porthole series SL fixed or with clutch hinge to block the opening in the desired position Methacrylate 10-mm thick for the openable version and 5-8 mm thick for the fixed version available in grey, green and transparent. The frame is manufactured in primary alloy of extruded aluminium and it can be painted in RAL colours or anodised. The main feature of this profile allows you to assemble the portholes without drilling the wall. The portholes can be supplied also in measures different from the ones in stock.
