Bathroom waterproof coating to buy common sense: to buy two sets of a piece

The first thing the constructors need to do is to test the water in the bathroom and kitchen to determine if a waterproof layer has been made. Whether the waterproof pass, the material is critical. At present, there are two types of home improvement waterproof materials on the market: one is a liquid waterproof coating, a polyurethane waterproof coating and a polymer composite waterproof coating, and the other is a powdery waterproof plugging material, such as a waterproof rubber powder. And plugging the spirit and so on. How do consumers choose the right waterproof material to ensure that the waterproof layer in the home is perfectly safe? According to expert experience, to help you check.

Liquid waterproof coating features: non-tar type, low pollution
Liquid-type waterproof coating mainly refers to polyurethane waterproof coating, divided into tar type and non-tar type. Non-tar coating is the most commonly used waterproof material on the market. It uses non-tar materials as curing agents, such as curing agents consisting of asphalt, additives and fillers. The waterproof coating is divided into two groups: Group A is the curing agent, and Group B is the main component of the material. This kind of material has stable quality, little pollution, good aging resistance, good adhesion and water-retention.

Non-tar type waterproof coating is mainly used for bathroom and kitchen floor waterproofing. Group A and B are mixed with a diluent before use, and the coating can be applied to the treated substrate. At the same time, the thickness of each brushing should be moderately controlled during construction, and generally two millimeters or more can satisfy the requirement of waterproofing. After testing the water to ensure no leakage, cement mortar protective layer must be applied on the waterproof layer to prevent water leakage from the piercing of the waterproof membrane caused by the sharp object during the subsequent construction.

Buying Tips: Two Purchases

When consumers purchase non-tar type waterproof coating, they must be purchased and mixed together. At present, the non-tar type waterproof coating occupies most of the market share, and domestic well-known brands have stores, consumers can easily buy. Prices, the general non-tar type waterproof coating, a group of 40 kg, the price of 250 yuan.

Experts advise: When consumers buy non-tar type waterproof coating, don't forget to buy a certain amount. Due to different manufacturers, their internal composition is not necessarily the same, the amount of thinner to be decided according to the various brands to buy. Most of the diluents are in bulk and the quality is difficult to control. Non-tar type waterproof coatings of regular manufacturers are sold in a group of three barrels. The thinner manufacturers have been equipped with them. There are many different grades of products to choose from. Consumers can choose materials according to their economic strength and grade of decoration. .