What is the terrace? Most families now have a terrace. Usually refers to the roof in the house or due to the needs of the building structure or to improve the combination of indoor and outdoor space and make a large balcony in other floors, because it is generally large in area, there is no roof on the top, so called the terrace. Waterproofing is a very important part of home decoration. Like other concealed projects, it is easily overlooked by the owner during the renovation. Today, everyone will come to learn about terrace waterproofing, which occupies an important position in home improvement. When constructing a terrace, choosing the best waterproof material for the terrace is the key. How can we use the waterproof material on the terrace during the construction process? Let's learn about it with me!
Terrace waterproof material--use specification
In the process of waterproof construction of the terrace, corresponding waterproofing materials for coating film shall be used, and the used preventing materials shall comply with the relevant regulations of the country and shall have corresponding certificates of conformity for the goods; during the construction of the terrace waterproof material, the surface Should be kept flat, there can be no empty drum and cracking phenomenon, the bottom of the water content also need to meet the standard.
The design of the waterproof layer should extend from the ground up to the wall surface, and should be overlapped with the direction of the downstream water during the construction of the waterproof material on the terrace. Two or more layers of fiberglass cloth can be used to carry out the upper and lower overlap; The thickness and strength of the layer of cement mortar must also comply with regulations. During the construction process, it is strictly prohibited to damage the waterproof layer, and it is necessary to do a good job of drainage, and there can be no case of backwater slope.
Terrace waterproof material - construction
First, you need to find the original waterproof layer, usually in the lower part of the surface layer, then remove the original waterproof layer, level the ground, and then drain the water in the lower moisturizing layer. If you need to rehabilitate, then The water-repellent layer needs to be a water-repellent layer, and after the new water-proof layer is completed, the slope needs to be treated so that no water will accumulate in the house. After all the works are completed, the water-sealing test is required. , to see if there is water leakage, if everything is good, you can tile the tiles, of course, in the construction process should be careful not to destroy the waterproof layer.
Terrace waterproof height
The waterproof height of the terrace is generally 0.5 meters. The waterproof layer should extend from the ground to the wall, 250mm above the ground. The height of the waterproof layer in the bathhouse wall should not be less than 1800mm. Waterproof cement mortar leveling layer is closely related to the foundation, no empty drums, smooth and bright appearance, no cracks, sanding, yin and yang angle rounded. The coating waterproof layer is painted evenly, and the thickness is satisfied with the requirements of the commodity skill rules. Usually, the thickness is not less than 1.5 mm.
Terrace waterproof price
Terrace waterproof price is a few hundred yuan per square meter. Although overall it is high, but the terrace area is small, because the importance of the terrace so the balcony must pay attention to waterproof.
Note: This price is for reference only! Due to geographical differences, of course, the price will be different. For more details on the prices, please refer to the local distributors!
Terrace waterproof how to do
1, to find the original waterproof layer, because the waterproof layer is not exposed, is in the lower surface layer, it is necessary to thoroughly remove the surface layer to find the original waterproof layer.
2, after the eradication of the original waterproof layer, leveling, the water stored in the lower insulation layer will be drained, set some vents to do the exhaust method, the moisture in the insulation layer drained.
3, if in the case of rehabilitation and beautification, we need to do the waterproof layer is necessary to stop the root waterproof layer, the root barrier waterproof layer modified bituminous membrane membrane root barrier waterproof layer, as well as polymer membrane root barrier waterproof layer.
4, after the completion of the waterproof layer, must do the slope processing, do not form part of the roof water, usually set the cement mortar leveling looking for the slope, looking for the slope of not less than 3%.
5. After the waterproofing is completed, the water-receiving experiment is required, and the leak-free water is qualified, and then the above-mentioned maintenance and paving bricks are renovated.
6. In the end, we must do landscaping again. In the case of crossover operations between landscaping and civil engineering, try not to damage the lower waterproof layer. If it is damaged, repair it in time.
Terrace standard specification
1, waterproof construction should be used for coating waterproof material.
2. The function of the waterproof material should be in accordance with the current national rules and regulations, and there should be a product certificate.
3, the underlying surface should be flat, there must be no empty drum, sand, cracking and other shortcomings. The bottom moisture content should be consistent with the construction needs of waterproof materials. The waterproof layer should extend from the ground to the wall, 250mm above the ground. The height of the waterproof layer in the bathhouse wall should not be less than 1800mm.
4, waterproof cement mortar leveling layer and the foundation contact dense, no empty drums, the appearance of smooth, bright, no cracks, sand, yin and yang angle made of arc-shaped.
5, coating waterproof layer brushing uniform, thickness satisfaction with the requirements of commodity skill rules, usually no less than 1.5mm thick bottomless.
6, the use of construction joints should be lapped in the direction of water, the lap width of not less than 100mm, the use of more than two layers of glass fiber cloth when the upper and lower overlapping lap width should be one-half.
7, the appearance of the film is not blistering, no flow, flat no height, and pipe fittings, sanitary fittings, floor drains, drainage joints tightly closed head closed round leakage.
8, the thickness of the protective layer of cement mortar, strength must meet the planning needs, the operation is prohibited to damage the waterproof layer, according to the planning needs to do the ground flooding slope, drainage should be dredge, there can be no water surface slope appearance.
9. After the completion of the waterproofing project, it is necessary to do a 24-hour storage experiment.
Editor's summary: The above is the knowledge of the use of patio waterproofing materials and practices. Waterproofing is of the utmost importance for our homes. After completion of the construction, a 24-hour water storage experiment is generally required to ensure waterproofing. Quality. For more information, please continue to pay attention to our website, follow-up will show more exciting content.
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