1. The structure of doors and windows should be strong, smooth and without warping.
2. Door and window frames and door and window sashes with a thickness greater than 50 mm should be connected with double jaws. When the frame and fan are assembled, the gutter shall be tightly fitted, cemented with rubber, and tightened with plastic wedges. There should be full filling between the door frame and the wall.
3, wooden box cut mouth should be straight, the wound should be flat. The switch must be flexible without tilting.
4. The installation position of the door and window hardware is appropriate, the sides of the slots are neat, the types of small hardware are complete, and they are tightened with wood screws, instead of being replaced by nails. Doors and windows covered with water, cover strips, pressure strips, seals the installation of the same size, combined with the doors and windows firmly.
5, doors and windows applied paint or paint should be smooth surface, smooth, no brush marks, uniform color, no leakage coating, sand, spotted and falling and other defects.
Decoration materials knowledge window and window coating wooden door switch home decoration
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