DK Window’s energy efficient and modern panel door is manufactured of integral insulated door leaf. Rigid XPS plate is used as insulation and triple glazing as infill. Thin aluminium layer serves moisture protection purposes. Thermal trnasmittance Uw = 1.0 W/m2K.
A panel door can be either outward or inward opening entrance door or patio or balcony door. Doors frame is made of solid wood profiles. It is possible to manufacture single or double leaf doors. Finishing according RAL, NCS (paint) or (lacquer) tone catalog by customer’s choice preference.
Closing system by Swedish lock manufacturer ASSA: hinges and three-point locking espagnolette. Patio and balcony doors have more simple locking system.