Double hot-dip galvanized steel shield FLAT closed type, thickness 1 mm, and total chassis thickness 6 cm.
• Two internal steel (BOX) ribs, for mechanical rigidity of the sheet, protection of the hinges and locking mechanisms.
• Six galvanized fixed safety pistons, supported on special reinforced steel bases, electrically welded on both surfaces.
• A movable safety piston on the upper side.
• Two or four or six movable side safety pistons (up and down).
• A dual-function manual piston a) Partial opening (banana) b) Internal leaf lock (Night latch).
• Internal security lock, gear or single, five points, with double catapult and European security cylinder, protected externally with a special steel accessory (Defender).
• Movable sealing windshield at the bottom of the door, to restrict air flow.
• Control eye 200O.
• Steel side profiles, painted with electrostatic oven paint, with perimeter foam sealing material to hold the linings.
• Two heavy-duty adjustable steel hinges, with double ball guns, for great endurance in time and great stresses.
• Metal frame
• High hardness steel sheet, 1.5 mm thick
• Closed type (Cavity) of exceptional resistance to distortions and bends. Painted with electrostatic oven paint, and perimeter sealing rubber.