How to do waterproofing the bathroom of the old house?

Remove the old one and redo the waterproofing! You find the master to know what to do!

I see.

The first step is to clean up the floor planer of the old bathroom, and the second part is to pave the waterproof material, and the waterproof material should be stirred evenly, and the floor tiles will be paved.

Re-glue is sufficient.

Remove the original glass glue and dry the water with a hair dryer or paper towel to ensure that the location where the glass glue needs to be applied is dry, and then start gluing. Note: Remember to apply glue inside and out.

Wait 24 hours for the glass glue to dry completely before you can continue to use it.

Another point to pay attention to is that it is necessary to choose good quality glass glue produced by regular manufacturers, otherwise it is easy to mold in the humid environment of the bathroom. It is best to communicate with the workers before decorating the bathroom, so that they can pre-bury the water retaining strip, so as to avoid the problem of water seepage in the future.

1. Bathroom waterproof construction steps.

Step 1: You can use a slightly coarser cement to base the foundation first, and then brush the waterproof paint after the cement is dry. But in painting money, the ground should be flat and there should be no grooves. Water is then sprinkled on the ground to expel the gas from the small holes.

Step 2: Mix the powder and liquid material evenly, and brush the bubbles if there are bubbles when brushing the paint.

Step 3: When brushing the paint, brush it from the same direction, wait 1-2 hours, and then brush the second coat. When brushing the second layer, the direction of the brush should be opposite to that of the first layer, so that the best coverage can be achieved.

Step 4: You can brush it several times, which can increase the density and fill the gaps. Some people think that the more layers of waterproof paint the better, or even brush six or seven layers, but in fact, this is not good, the paint is too thick and easy to crack.

Step 5: Wait for one day before taking a waterproof test.

Step 6: When doing the waterproof test, you should first fight with your downstairs neighbor.

Say hello, then plug the drain, fill the ground with water, and wait an hour to ask your downstairs neighbor if there is a leak. If there is a water leak, the waterproofing layer should be rebuilt. If the waterproof test is qualified, it can be tiled.

2. Precautions for waterproofing in the bathroom.

1. In order to ensure that the bathroom floor is flat, it must be leveled with cement mortar, and then waterproof, so as to avoid leakage caused by uneven thickness of waterproof coating.

2. After leveling, when carrying out the construction of the waterproof layer, it is necessary to pay attention to fire prevention and waterproofing.

3. When doing waterproof construction, the floor drain, pipeline, and wall hole should be carefully inspected, and the root of the pipeline must be caulked according to the requirements during construction. 4. The waterproof treatment of the wall should also be noted, if the wall and the bathtub are adjacent, then the waterproof treatment height should be higher than the upper edge of the bathtub, and the shower should reach a height of 180cm.

5. Before doing waterproofing, pay attention to the correct position of the floor drain elevation.

6. To ensure that the sewer is smooth, the sewer pipes in the bathroom, including floor drains and toilet sewer pipes, must be kept unobstructed.

The decoration foreman explained the details of the bathroom waterproofing, hoping to help you in the decoration.

It's very serious to make your own waterproofing!

It is recommended to powder flat first, and then buy a better waterproof handle, for a lower technical content then do polyurethane waterproofing, this waterproof is like asphalt! There is a tear-resistant effect, but is slightly tasteful!

The waterproofing height is definitely higher than the height of the person! Best!

Economical, applicable, simple, environmentally friendly practices are as follows:

Before laying floor tiles--- you need to level the ground, when leveling the ground, you can lay one or two layers of polypropylene cloth, remember to lay it in the middle of the cement mortar. The joints of the polypropylene cloth should be pressed more, at least 10CM, and the wall should be at least 30CM. Hope to adopt.

1: After filling the hollowed out deeper part with broken bricks and cement, it is best to wait for half a day before painting the whole wall :,2:

If the ground hollowed out part needs to be filled, you can use the original cement wall skin shoveled down to add part of the cement mortar to the base, it is best to buy lighter weight ceramsite plus cement and sand to fill 3: as for the bathroom floor to fill up to what height, based on the ground laying pipeline 4: after the leveling layer is collected and dried, the waterproof paint is brushed, 2-3 times after waterproof drying, 24-hour closed water inspection needs to be done, no leakage ground plastering is waterproof protection, the wall is brushed, and the tiles can be pasted after drying 5:

The minimum height of the waterproof wall should not be less than 30cm, and the waterproof wall of the shower should not be less than 180cm high.

First, the wall and floor were leveled and dried, and the polysource grease waterproof coating was made.

The thickness of the waterproof is two layers of tarpaulin, three layers of waterproof glue is not much thick, if you planing the ground, you will plane part of the whole part of the no, if there is a leakage point, there is a kind of waterproof glue directly poured on the ground, find a waterproof will be ......

If the house is older, it is recommended to do the waterproofing again.

1. Do the leveling layer. First of all, the ground should be leveled with cement mortar (especially for rerenovated houses), and then waterproofing. This avoids leakage caused by uneven thickness or puncture of the waterproofing membrane.

2. Do a good job in key parts. The joints between the wall and the floor, as well as the joints between the water and sewer pipes and the ground, are the most problematic areas. Therefore, these parts must be paid special attention to, and the treatment must be meticulous, without the slightest sloppiness.

3. The wall should also be waterproof. In order to achieve a better waterproof effect, the wall of the general bathroom should also be waterproofed about 30cm high to prevent water from penetrating the wall. The wall adjacent to the bathtub should also be waterproof at a height higher than the upper edge of the bathtub, and the shower should reach a height of 180 cm.