First, the purchase skills of waterproof materials
1. When purchasing, choose brand products with high popularity, good reputation, high anti-counterfeiting degree and passed the international quality system certification.
2, waterproof parts should be comprehensive, the basement floor and all walls should be waterproof and moisture-proof.
3, waterproof layer thickness should be enough.
4. The construction process should be meticulous: the joint between the wall and the ground, the angle of yin and yang, water pipes, floor drains, the periphery of sanitary ware, and the gouges where cold and hot pipes are laid are all key waterproof parts.
5. Closed water test after completion: After completion of construction, close the entrance and exit, store water indoors for 24 hours, and check whether there are any leakage points.
6. If leakage is found, remedy it in time.
Second, the waterproof engineering construction details:
1. The ceiling shall be made of waterproof, anticorrosive and antirust materials.
2. Floor: Be sure to be waterproof before laying floor tiles; Ensure that the brick surface has a drainage slope (generally around 1%), and the slope faces the floor drain; After paving, you must do a closed water experiment for at least 24 hours; When laying floor tiles, pay attention to the joints and alignment with the wall tiles to ensure the overall feeling.
3. Walls: wall tiles should also be waterproof, and tiles should be flat and aligned with floor tiles; When meeting the outlet of water supply pipeline, the cut of ceramic tile should be small to ensure the perfect appearance.
4. Door: the boundary of the door should be slightly higher than the inside of the bathroom; Leave a large gap with the ground to facilitate return air; If it is a sliding door, a waterproof layer should be made between the door and the floor tile.
5. Wiring: waterproof glue cloth and insulating tape must be wrapped around the wire joint; The wire body must be wrapped with a flame retardant tube; All switches and sockets must have moistureproof box.
6. Waterway reconstruction: It is best not to make too much changes to the water supply and drainage lines.
7. Sanitary ware installation: it is best to measure the distance between sewer holes before decoration, and choose sanitary ware according to the size; The toilet should be sealed with toilet mud first, and then fixed with expansion screws or glass glue to facilitate repair when it is blocked.
8. Ventilation: The exhaust fan must be equipped with a non-return door to prevent the dirty air from flowing backwards.
9. Greening: Choosing potted plants that are resistant to shade and like humidity can add vitality.