The S68 ZL door system by OK DOORS is a solution for people looking for doors with enhanced insulation performance. Doors with a 68 mm thickness are made of steel sheet covered with a decorative PVC foil with a wood-like structure and color. The foil is resistant to UV radiation, ensuring the doors will look modern and attractive for many years. The leaf is filled with a sheet of expanded polystyrene, which provides not only thermal insulation but also acoustic insulation.
Series S68 ZL is equipped with a WINK-HAUS strip lock. The doors can be fitted with a security latch. The leaf has seals along all four edges, preventing heat loss in winter and keeping the interior cool in summer. The frame is also equipped with seals, ensuring the airtightness of the entire system. The S68 ZL door system by OK DOORS is available in several colors, many models, and a wide range of accessories, allowing you to match the doors to the style and color scheme of the interior and the building.
* The value is reference for solid doors. The Ud value for glazed doors is 1.3 W/m2*K
2070x1000
Doors with a 68 mm thickness made of steel sheet covered with decorative PVC foil with a wood-like structure and color, resistant to UV radiation. The leaf is filled with a sheet of expanded polystyrene. Series S68 ZL is fitted with a WINK-HAUS strip lock. The leaf has seals along all four edges. The frame is also equipped with seals.

