Common sense of purchase of bathroom renovation waterproof coating

Regardless of the renovation of the old house or the renovation of the new house , the first thing the construction workers should do is to test the water in the bathroom and the kitchen to determine whether the waterproof layer has been made. Whether the waterproofing is over or not, the material is very important. There are usually two types of home decoration waterproof materials on the market today...

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One is liquid waterproof coating, polyurethane waterproof coating and polymer composite waterproof coating; the other is powdery waterproof plugging material, such as waterproof rubber powder and plugging spirit. How do consumers choose the right waterproof material to ensure that the waterproof layer in the house is safe? According to the experience of the experts, to help you check.

Liquid waterproof coating

Features: non-tar type, low pollution

Liquid waterproof coating mainly refers to polyurethane waterproof coating, tar type and non-tar type. Non-tar type coatings are the most commonly used waterproofing materials on the market. It uses a non-tar type material as a curing agent, such as a curing agent composed of asphalt, additives and fillers. Such waterproof coatings are divided into two groups: Group A is a curing agent, and Group B is the main component of the material. The material has stable quality, low pollution, good aging resistance, good adhesion and water absorption.

Non-tar type waterproof coatings are mainly used for waterproofing the bathroom and kitchen floors. Mix the A and B groups with a thinner before use, and then apply them on the treated substrate. At the same time, it is necessary to moderately grasp the thickness of each painting during construction, generally more than two millimeters can meet the requirements of waterproofing. After the test water is ensured that it does not leak, the cement mortar protective layer must be made on the waterproof layer to prevent the sharp object from piercing the waterproof film to form water leakage in the subsequent construction.

Optional skills: two groups to buy

When consumers purchase non-tar type waterproof coatings, they must be purchased together and mixed. At present, non-tar-type waterproof coatings occupy a large share of the market. Well-known brands in China and local brands in Nanning have stores, which are easily bought by consumers. In terms of price, the general non-tar type waterproof coating, 40 kg group, the price is about 250 yuan.

Experts advise: consumers should not forget to buy a certain amount when buying non-tar type waterproof coatings. Due to different manufacturers, the internal ingredients are not necessarily the same. The amount of thinner should be determined according to each brand. Most of the thinner is in bulk and the quality is difficult to control. The non-tar type waterproof coatings of regular manufacturers are sold in a set of three barrels. The thinner manufacturers have already been equipped, and there are many different grades of products to choose from. Consumers can choose according to their own economic strength and decoration grade. .

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