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Anonymous users2024-02-121.Choose the right materials: Choose durable, waterproof, corrosion-resistant and breathable materials for exterior wall decoration, such as cement products, insulation boards, glass curtain walls, waterproof coatings, etc.
2.Strengthen the base treatment: Before the construction of the wall, the base treatment should be done first, such as cleaning, treating cracks, filling holes, and applying waterproof primers and waterproof coatings.
3.Do a good job of roof waterproofing: repair the roof leakage problem in time to avoid rainwater infiltrating into the wall and causing leakage.
4.Construction technology: adopt the correct construction technology, such as determining the waterproof layer material, construction direction, construction layer, gap treatment, etc., to ensure the good combination of the exterior wall decoration layer and the waterproof layer.
5.Do regular maintenance: regularly inspect and maintain the exterior wall, and repair aging, cracking, falling off and other phenomena in time to avoid leakage.
6.Fully consider environmental protection: choose environmentally friendly and durable waterproof materials, and try to avoid using materials and chemicals that are harmful to the environment and the human body.
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Anonymous users2024-02-111. Use impermeable mixed pishan concrete. When pouring the exterior wall, impermeable concrete should be used, which has a good isolation effect on the penetration of rainwater, which can fundamentally solve certain problems.
2. Make a waterproof layer. Make a waterproof layer on the exterior wall, and you need to apply a waterproof mortar first, and then apply waterproof paint, the impermeability effect will be very good.
3. The masonry mortar should be full. If the exterior wall is a masonry wall, the mortar used in masonry needs to be very full to prevent water from penetrating through the gaps.
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Anonymous users2024-02-10Exterior walls are waterproofedIt is a division waterproofing project to ensure that the structure of the building is not invaded by water, and the internal space is not harmed by water. What are the precautions for exterior wall waterproofing construction? Let's take a look with the home improvement network.
Exterior wall waterproofing practices:
1. According to the actual situation of the site, clean up the original exterior wall waterproof coating of the waterproof part disturbing the base layer, especially the broken and loose parts of the base layer to completely clean up the hard foundation.
2. Clean the coating, dust, oil stains and stains on the surface of the waterproof base layer to make the waterproof material firmly bonded.
3. On the basis of clean treatment at the grassroots level, dilute the waterproof coating and water of high-grade "Shengqiang" brand silicone exterior wall with water at a ratio of 1:2, and mix it with high-grade cement to make plaster, and make detailed treatment of trachoma, honeycomb and cracks.
4. When repairing irregular cracks, the cracks exceeding 2mm should be repaired with filament non-woven fabrics and silicone exterior wall waterproof special coatings to prevent the cracks from continuing to expand.
5. Strengthen the treatment of important parts such as the perimeter of the window, the bottom of the eaves, the embedded parts, and the wall pipe.
6. After the base layer to be repaired is treated and dried, the engineering parts are painted with high-grade "Shengqiang" brand environmentally friendly silicone interior and exterior wall waterproof special paint according to the standard.
7. The exterior wall waterproof coating should be stirred evenly before construction.
8. The exterior wall waterproof coating adopts the brushing method, and the direction and length of the brush should be consistent, and the brushing should be uniform and should not be missed.
9. During the mechanical spraying construction, the spraying should be uniform, the stubble should be pressed in place, and the spraying should not be leaked, so that the surface is smooth.
10. After the completion of the waterproof construction of the exterior wall, the site will be cleaned up.
2. Precautions for exterior wall waterproof construction:
1.Before using the exterior wall waterproof coating, check the label, mix it evenly, and remember to cover it after use.
2.Storage of exterior wall waterproof coating should conform to the product manual, to be stored at the specified temperature and conditions, too high temperature or too low temperature is not suitable for the preservation of exterior ridge or wall waterproof coating.
3.When painting exterior wall waterproof coatings, it is necessary to pay attention to the protection of the finished product of the building, which can prevent man-made pollution caused by cross operations.
4.Pay attention to the weather forecast before the exterior wall waterproofing construction and avoid construction work when rain and snow are coming.
5.When you run out of tools, remember to clean them up in time.
About the practice of exterior wall waterproofing and exterior wall construction precautions Home improvement network is introduced here, I hope you can gain something from the article, want to know more about exterior wall waterproofing information, please pay attention to home improvement network.
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Anonymous users2024-02-09It is very important to protect the exterior wall from being invaded by water and to protect the interior space from being harmed by water. However, there are very few people who know how to waterproof the exterior of the exterior wall. Next, let's talk about how to do the exterior waterproofing of the exterior wall, and the problems that need to be paid attention to the exterior waterproofing of the exterior wall.
1. According to the situation at the time, clean up the old exterior wall paint, especially the broken and loose places of the base layer, so that the base layer is exposed. .
2. Clean the coating, dust, stains, etc. on the surface of the waterproof base layer, so that the waterproof materials can be firmly bonded together.
3. After the surface of the base layer is cleaned, it is diluted proportionally with silicone waterproof coating and water, and high-quality cement is added to treat the sand hole, honeycomb, cracks and other parts.
4. When repairing irregular cracks, relatively long cracks can be repaired with filament non-woven fabrics and silicone exterior wall special coatings to avoid crack expansion.
5. Important places such as the periphery of windows, under the eaves, embedded parts, and wall pipes should be strengthened.
6. After the repaired base layer is dry, use the special waterproof coating for silicone interior and exterior walls to paint, stir evenly before painting, and the direction and strength of the painting should be consistent, so that it can be even, and it will not miss any parts.
7. After all the processing is completed, the big stool code is cleaned at that time.
1. Before using the waterproof coating, please check the label and stir it well, remember to close the lid after use.
2. The storage of waterproof coating must be carried out in accordance with the product instructions, and must be stored at the specified temperature and conditions, and the temperature is too high or too low.
3. When brushing waterproof coatings, it is necessary to protect the building to avoid artificial pollution due to lack of attention. If the wall has been painted, then use a damp cloth to scrub it carefully, if it is too polluted, then it is necessary to repaint it.
4. Pay attention to the weather forecast report before painting, so as to avoid construction in rainy and snowy weather, which will increase the danger.
5. After the waterproof tools outside the exterior wall are used up, please clean them up in time, so that they can be used again next time.
You can get it for free
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1. Wall inspection.
First of all, when treating the waterproof wall, the wall must be inspected to see if there are any cracks or uneven places in the wall, which need to be treated before the wall can be waterproofed. It is strictly forbidden to leave gaps, cracks, unevenness and inequality on the wall, and the pipe that enters the room from the outside should also be sealed well through the wall. Such a wall can be waterproofed, otherwise the effect will be greatly reduced. >>>More
The exterior wall must be waterproof, not waterproof is easy to penetrate into the house, so that the wall putty will be moldy and fall off, depending on which position you do, you can brush the wall, but the bathroom floor is recommended to use JCDecaux or rainbow.
The putty used on the exterior wall is also suitable for indoor use, because the quality of the exterior wall putty is water-resistant than that used indoors, and the putty generally has the distinction of interior wall putty and exterior wall greasy, but the products of the exterior wall and the interior wall are not the same, and the exterior wall must be better than the interior wall, if the time is still sufficient, you can try to do a simple test first.