The w75 series is designed for places that need stronger thermal insulation, such as cold and very tropical areas. This series of thermal break windows and doors is insulated by a 34 mm polyamide thermal barrier, which, if necessary, can increase thermal and sound insulation, and any type of opening can be installed in this series, and according to Euro 1 channel details are technically compatible with all accessories (fittings). Due to its beauty in terms of architecture and the ability to apply static powder paints and anodized paints, it is a very excellent system. Depth of window and door frames W75 thermal break is 75 mm and is produced in 2 types of W7 with a thickness of 1.6 mm and W8 with a thickness of 2 mm. Due to its very strong design, in all series of windows and doors, fittings And glass retaining rubbers and goniometer profiles, etc. are used, which are very suitable and cost-effective for the performer, both in terms of storage and in terms of waste.