How to do waterproof treatment for open air balconies?

to do waterproof coating construction.

The waterproof material is Yuhong brand high-elastic thick fat acrylic HCA-100

Add a small amount of water to dilute and stir well, and start painting the wall. After the wall is brushed, use scissors to cut the anti-crack cloth 20 cm wide, and start to pave the vertical wall cloth (Figure 1) Note that when laying the cloth, try to minimize wrinkles and hollow drums, 3, after the vertical wall cloth is paved, start to spread the large surface cloth and cut it with a meter ruler. When ready, start spreading. First, brush a one-meter-wide waterproof paint on the bottom layer, then put the cloth on it and flatten it little by little with a brush.

Take care to minimize wrinkles and hollowing when spreading. All the pipes are up to the floor drain, take scissors to cut the cloth into a garden shape, put the cloth and flatten it. After laying out the cloth, brush the cloth with waterproof paint a second time.

4. The third construction, (Stir the waterproof paint evenly and start painting vertically.) The waterproof coating of the pipe and the floor drain is more worried, and the waterproof coating is laid with a layer of anti-crack cloth (the coating is added to the heel of the pipe to wrap it around a week), and the waterproof coating of the heel of the pipe should be 5 times. The drying time should be 48 hours.

It is recommended that the door bricks should be paved in the heel of the door bricks to do a good job of waterproofing and the ground waterproof layer to become one, so as to prevent water leakage to the living room, and the water leakage between the kitchen and bathroom %20 is the reason).

5.Plug all the drains and use rain cement or putty powder at the door to hold the water. Bring the water to the inlet level 3 to 5 cm and check the downstairs for leaks 24 hours

1. Find the original waterproof layer. Since the waterproof layer is not exposed, but is in the lower part of the surface layer, it is necessary to eradicate the surface layer and find the original waterproof layer. After the original waterproof layer is eradicated, the water stored in the original lower insulation layer is drained, and some exhaust holes are set up to do the exhaust method to drain the water in the insulation layer.

Then it is necessary to do slope treatment, do not form part of the roof water storage, usually set up cement mortar leveling slope, slope is not less than 3. Mul.

2. If in the case of rehabilitation and beautification, the waterproof layer that needs to be done must be a root-blocking waterproof layer, and the root-blocking waterproof layer has a modified asphalt membrane root-blocking waterproof layer, as well as a polymer membrane root-blocking waterproof layer. After the waterproofing is done, it is necessary to carry out a closed water experiment, and the water leakage is qualified, and then the maintenance and paving veneer brick decoration are carried out. In the end, in the case of landscaping and civil engineering cross operations, try not to damage the waterproof layer of the lower part, once damaged, the open-air balcony should be repaired in time.