1. Subsidize the protective film → align the center line on the frame → install the fixing piece → align the center line in the hole → adjust and temporarily fix the frame into the hole → connect with the wall → fill the elastic material → clean and caulk the opening surface → install the fan and glass hardware …

Products Detail Kg/m: 1.000 pcs/pac: 4 Color： Multicolor/Accept customization Material： UPVC Usage/Application： Door/window Thickness： 2.0mm Specifications: 80.2mm*80.2mm Length: 6m/Accept customization Country of Origin： Made in China shandong liaocheng Sample: Free Sample Available   Co extrusion color surface Product features 1. Compared with aluminum alloy doors and windows, plastic steel doors and windows with the same efficiency are more than 30% …