Innovative and modern window series with a basic depth of 80 mm and concealed sash. As with the proven GWD 070i window series, the modular system design and the equal parts are also adopted here.

    *    Highly thermally insulated premium window series with peak value of Uf = 1.3 W/m2K.

    *    5 chamber, coextruded hollow-chamber central gasket, glass rebate insulation to         improve thermal insulation.

    *    Symmetrical, stable structural design with identical corner and T-connectors.

    *    Thermal and static high-end insulators in GUTtherm material technology.

    *    Glass bead made from reinforced PA 6.6.

    *    Euro groove for free choice of hardware.

    *    Surface mounted fittings up to sash weights of 300 kg; concealed fittings up to 180         kg.

    *    Face width from 71 mm for tilt & turn windows.

    *    Glass up to 56 mm in the sash, 57 mm in the fixed panel.

    *    Soundproofing up to 47 dB (SSK 5).

    *    Burglar resistance RC 1, RC 2 and RC 3 in accordance with DIN EN 1627.