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Types of panels
To manufacture your sectional doors, L-DOOR uses insulated steel plates with a thickness of no less than 42 mm. Every panel is covered with a 0.45-mm-thick galvanized steel plate, which offers extra rigidity, and then filled with a high-quality and environmentally friendly CFC-free polyurethane foam.
To ensure that the side hinges are perfectly finished and securely attached, the panels are finished with Sendzimir galvanized end caps. The bottom panel features galvanized steel supports to which the lift cables have been attached.
Basically, you can choose whichever colour you like but, as standard, you have a choice of the following colours:
- ST1: RAL 1021, 3000, 5010, 6009, 7016, 8014, 9002, 9006, 9010
- ST1: natural aluminium colour
- ST2: RAL 9010
- ST17: Microline RAL 7016
- ST80: RAL 9010
















