7-chamber original profile of the frame is made exclusively of prime material in A-class with sash depth 82mm and frame depth 194mm; maximal sash weight up to 400 kg.
Glass package 4/18/4/18/4 with the heat transmittance coefficient Ug = 0,5 (W/m²K) in standard. The option to apply a four-glass package filled with krypton with Ug = 0,3 W/(m2K). Maximum glazing thickness up to 48 mm. The possibility to apply glasses with enhanced sound insulation, tempered, safety, anti-burglary, ornament or solar protective.
Lift and side GU fittings in standard, three locking bolts and micro ventilation bolt. Possibility to produce the sash with weight 400 kg.