7-chamber profile of the German VEKA company, class A, of development width 82 mm, with an external rounded shape.
Triple glazing of high thermal insulation parameters Thermoline 3/16/3/16/3, at Ug = 0.6W/m2K.
Thermal frame of stainless steel at a promotional price.
Richly equipped Multi-Matic fitting providing for tightness of the windows, with anti-pry latch as a standard, blockade for wrong position of the handle protecting against falling of the sash off the hinges, and blockade of opening, preventing the slamming of a partly open casement due to draught.
A system of middle gaskets in the frame and sash, improving the energy saving properties of the window.
dESIGN+ Handle available exclusively at OKNOPLAST