PVC windows Breugmann Rondo

5-chamber plastic window profile with 73mm dept frame and 84mm dept sash. Windows made with 6-chamber profiles have 5 dB bigger  acoustic isolation. 5- chambers profile and 2-chamber seals raise the thermal isolation.

Stiffer and more stable profile makes possible realization of one-sash window 1600mm x 1600mm.

Windows are safer through fittings fixed through 4 walls in the sash and in steel reinforcement in the frame.