Coating knowledge: Zhejiang Jinhua waterproof construction personnel will work with certificate

Core tip: the wall is wet and moldy, part of the wall is eroded by water, and the land falls down In some places, the cement wall can be seen directly The new house bought six years ago, because it is the East cover, the waterproof materials used have already failed, and the tiles on the east wall of the whole kitchen begin to fall off Yesterday, the reporter saw such a scene in the old Li's home in Dongyang street Material Market Recently, the reporter found that the market of waterproof industry materials is mixed, and the project construction is not standardized, which has buried a huge hidden danger to the building leakage water Reporter " Which is the price of Dajin diatom mud Recommended brief introduction: which is the price of Dajin diatom mud? How to buy genuine diatom mud? Guangdong diatom mud agent suggests placing a basin of cold water in the air conditioning room, so that the diatom mud wall can breathe effectively The feature of the breathing wall is obvious When the indoor air is dry, the diatom mud wall will release the absorbed water quickly Put it out to help regulate the indoor dry humidity It is suggested to place a basin of cold water in the air conditioning room, so that the wall of diatom mud can breathe effectively The feature of the wall that can breathe is obvious When the indoor air is relatively dry, the wall of diatom mud will absorb the water Paint Home News: the wall is wet and moldy, part of the wall is eroded by water, and the land falls down In some places, the cement wall can be seen directly The new house bought six years ago, because it is the East cover, the waterproof materials used have already failed, and the tiles on the east wall of the whole kitchen are falling off Yesterday, the reporter saw such a scene in the old Li's home in Dongyang street Recently, a reporter from the material market found that the material market in the waterproofing industry is mixed with the fish and the dragon, and the project construction is not standardized, which has buried a huge hidden danger for the building leakage water The reporter visited several building materials wholesale markets in Jinhua City under the name of "toilet decoration to make waterproof", and found that there are about thirty or forty businesses selling paint There are many kinds of waterproof materials, such as waterproof coating, waterproof slurry and waterproof mortar The same brand, the same specification of waterproof coating, different businesses can charge nearly 100 yuan difference A businessman recommended three kinds of waterproof coating to the reporter: one is polyurethane waterproof coating, the price of 20kg is 300 yuan; the other is acrylic waterproof coating, the price of 20kg is 230 yuan; the other is JS waterproof coating, the price of 20kg is 180 yuan From the samples of three kinds of coatings, their elasticity and flexibility feel almost the same The head of Jinhua Shengzong waterproof supermarket told reporters that according to the results of the spot check of the quality of building waterproof roll products by AQSIQ in recent years, the qualified rate of the physical quality of the products in 2008 was 94.6%, 85.7% in 2009 and 85.3% in 2010 The main performance is that the content of soluble matter, impermeability, tensile force, elongation, etc do not meet the standard requirements, and the product quality of waterproof roll is not optimistic At present, there is no requirement of production license for waterproof coating Although the requirements of environmental protection, standards and specifications are relatively strict, compared with waterproof roll, waterproof coating enterprises are smaller, more scattered, more uncontrolled, and the market situation is more chaotic The quality supervision department reminds consumers that when purchasing and using waterproof materials, they must pay attention to the product instructions, understand the use occasions, application scope, etc., and try to purchase in the formal construction market or supermarket In addition to the influence of the quality of waterproof materials on the waterproof effect, the main reason for the leakage is that the waterproof construction personnel are not professional and the construction quality is not up to standard Around some vegetable markets in the city, the reporter found that there are many Anhui license plate vans with "professional waterproof" brand They usually take the initiative to chat with passers-by and ask if they want to do waterproof works The reporter came up to talk with one of them When he asked if he could make the toilet waterproof, the master said, "no problem The price is about 300 yuan." When the reporter asked what brand of paint and coil materials were used, he vowed to the reporter: "rest assured, you don't care what materials, as long as you ensure that there is no water leakage, then the water leakage will be guaranteed free of charge." Can the guerrillas be really responsible for the quality of the project? Do waterproof construction personnel need to be qualified? What are the specifications for construction? Li Xiaomei, head of Pengcheng decoration, a leading local home decoration enterprise, told reporters that there are a series of strict specifications and standards for waterproof construction, and the implementation of standards is the key to decoration construction Decoration guerrillas or some small home decoration companies will hand over the waterproof construction of the toilet to the plasterer for completion In a short time, there is no problem, but there is a high potential water seepage hazard Personnel undertaking waterproof construction shall receive professional technical training and work with certificates After the construction, the mud workers can enter the site only after passing the inspection and acceptance of the company and the supervisor Standardizing the waterproof market is a problem of people's livelihood Under normal use conditions, the minimum warranty period for the quality of interior decoration of individual residence is 2 years, and the leakage prevention period for the kitchen, toilet and exterior wall with waterproof requirements is 5 years The warranty period shall be calculated from the date when the decoration project is completed and accepted as qualified Waterproof project is a systematic project, the causes of water leakage are various The problems in any link of architectural design, construction and later operation management may cause water leakage Xu Baohua, chairman of waterproof Professional Committee of Jinhua Construction Industry Association, introduced that before, waterproof workers in our city had been working without certificates After the establishment of the Association last year, 31 students passed the examination and obtained the "vocational skill intermediate worker certificate" issued by the vocational appraisal department In the urban residential decoration market, there are hundreds of decoration enterprises, but few of them have waterproof qualification Xu Baohua said at the recent meeting of the waterproof Professional Committee: "regulating the waterproof market concerns the people's livelihood The waterproof Professional Committee of the municipal construction industry association is working on the establishment of the enterprise credit publicity and filing system, and at the same time, working with relevant departments to develop the decoration project contract demonstration text In addition to requiring enterprises and employees to work with certificates, the construction party's use of materials that have not been tested or fail to pass the test will also be supervised, so as to further standardize the waterproof market " Link: how to prevent the leakage of decoration in order to avoid the occurrence of annoying leakage accidents and wrangles, the owner needs to do a good job in prevention and inspection 1 Choose regular home decoration company for decoration Although the warranty period for leakage is not so satisfactory, the home decoration company can still provide relatively reasonable guarantee If guerrillas are selected for decoration, there is no guarantee at all 2 The pipeline shall not go underground as far as possible If there is a problem with the original water supply and drainage pipes and heating pipes of the house, the home decoration company has not carried out the transformation, and the home decoration company is not responsible for the problem Many developers will be water supply and drainage pipes, heating pipes buried in the ground, if the home decoration company is also in the underground line, it is difficult to define the responsibility, prone to the phenomenon of wrangle 3 Dry and wet partition of toilet It is suggested that the shower area should be made into a relatively independent area, and the waterproof membrane of the wall in the shower area should be 1.8m away from the wall The water way, wall surface and ground in this area should be treated with higher anti leakage treatment 4 Check frequently before the warranty period During the warranty period, the owner shall often check the heating pipe and water supply and drainage pipe to see whether the joint is rusted, aged, etc., and whether there are slight signs of leakage If it is found that the floor and wall of the toilet are damp, the floor is slightly arched, and there are patterns on the roof and wall next to the toilet, it is necessary to contact the home decoration company in time for on-site investigation Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,