Discount PVCU windows
1). It is an inward/outward PVC window system;
2). The best benefits are energy saving and sound insulation;
3). The design of three chambers enhance the thermal and sound insulation of the profile;
4). It accords with German RAL standard, the visible sidewall thickness 3mm, and has high strength ofwelding corner and resistance of impact;
5). The design of sloped rebate of inside chamber makes the drainage smoother;
6). The lock is fixed on the reinforcement by screw directly, which raises the safety of the windows against the theft;