-
The length of the lintel on the door and window is designed according to the size of the door and window opening.
GB 50210-2018 Quality Acceptance Standard for Building Decoration and Decoration Projects.
No, because those places don't need to be painted.
Agree that you choose Odic, because my family also uses this, which is very good.
1. The installed aluminum alloy doors and windows should be closed tightly and the gap should be even; The deviation of the parallelism between the door and window sash and the frame or the adjacent sash should not exceed 2 mm, which can be opened flexibly and used freely. >>>More
As far as I know, Glijia is a very good door and window enterprise in Foshan, which is worth choosing to meet the needs of people at all stages.