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Lite-doors
Lite-doors are 2-ply fold-up doors. Owing to its rigid 120 mm frame construction it is excellent at locations requiring middle-sized exterior doors. Basic 2-ply fold-up model NK2L Double Lite and heat- and noise-insulated NK4L Warm Lite.

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NK2 Double
NK2 Double is a 2-ply fold-up door. Owing to its rigid frame construction it is excellent at locations requiring extremely large exterior doors; its size can be as much as 40 x 20 metres.



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