Is the new elegant and secure overhead door by De Nardi. The exterior is covered with 1,0 mm thick sheet metal panels vertically disposed; on request it comes insulated and internal completed with okoumè panels of 6 mm. Painted with standard ral colours, with stove-enamelled polyester powder finish for maximum weatherpfoofing. The frame has a larger cross section of 30 mm (sometimes reinforced) for housing the rubber seal. Elegance comes supplied complete with Yale lock with protection defender, set-up for motor-drive unit, anti-fall system against the accidental breaking and anchoring rag bolts. Is delivered ready assembled for easy fitting and packed with polyethylene sheets.
Safety according to CE marking
The De Nardi overhead doors are CE certified and are equipped with the following safety systems:
anti-fall system with double certified cable: breaks cable? The second intervenes, breaks the second cable? The door is locked in the position in which it is, thanks to the parachute of the series. Since 1998 it has never occurred the break of both certified cables.
Limitation of forces: an electronic system adjusts the engine power, maintaining the impact forces within the parameters of safety.
Mechanical safety rib: provides continuos self-test excluding any possibility of uncontrolled failure.
Protection of lever arms: safety and beauty. The levers are designed and positioned as the law requires, are coated to balance into the overhead door.
Durability and manoeuvrability: tested with 20.000 cycles of opening and closing, they didn’t have to undergo interventions of extraordinary maintenance and/or replacement of components.
Wind resistance: certified class 2.
1 Anti-fall system with double certified cable
2 Limitation of the forces
3 Mechanical safety edge
4 Levers protection