タイトルまたは説明

Advantage : ◆ Open vertically upwards, parallel to the ceiling, make full use of space inside ◆ Warm keeping, polyurethane injection free of Freon ◆ Good seals: sealing strip around and built-in, can prevent wind, sand, and rainwater from erosion. ◆ Provide multiple exquisite windows, with various specification, size and style. ◆ Perfect balance system Technical parameter: ◆ Using galvanized steel, and 0.**6mm thickness ◆ The normal colour is white, and any other colour can also be on customers’ requests ◆ Foam density: *2kg/m3 ◆ Panel thickness: *0mm