Home Improvement Plumbing pay attention to the diameter and wall thickness, the general in charge of the Drum Tower District mains water use 6 price, in charge of the choice of 4 charge, in order to ensure water, can also be in charge of using a 6 charge. Home decoration to buy time to pay attention to the pipe inside diameter of the pipe is symmetrical, asymmetrical diameter thickness will affect both interfaces docking. Building Decoration Industry Association's "home decoration project quality standards" to pressure test the pressure of time and the size of such a provision: the newly installed water pipe pressure tests must be carried out in accordance with relevant regulations. Metal and composite pipe test pressure 0.6MPa, regulation 10 minutes, the tube pressure drop should not exceed 0.02MPa, no leakage; plastic pipe test pressure 0.8MPa, regulation 20 minutes, the tube pressure drop should not exceed 0.05MPa, no leakage. Pipe joints, is a component used to connect pipe. It is divided into external thread termination type pipe joints, pipe joints card sets, from solid-type pipe joints. Pipe joints of different uses, its different styles and materials. But overall division of its specifications and dimensions are the same, to meet different size diameter pipes. 1, Product Name: PP-R product name should be managed by PP-R hot and cold water or hot water polypropylene pipe where the labeled ultrafine particle modified polypropylene tube (PP-R) or PP-R cold water pipe, PP-R hot water pipes Gulou District inlet pipe, PP-E tubes, etc., are pseudo-PP-R pipe informal name. 2, product testing unit is a non-professional units Gulou District water pipe, does not match the contents of the criteria listed in the test project content and PP-R pipe, the product or products recommended departmental promotion department, for PP-R product standards do not understand or without PP-R Standard department certificates are issued by the pseudo-PP-R. 3, pseudo-PP-R slightly larger than the density of PP-R. 4, PP-R pipe matte white or other colors of matt, pseudo-PP-R pipe shiny bright or bright color. 5, PP-R pipe is completely opaque, pseudo-PP-R pipe slightly translucent or semi-translucent. 6, PP-R pipe soft touch, pseudo-PP-R pipe feel smooth .7, PP-R pipe landing sound more boring, pseudo-PP-R pipe landing sound more crisp. Gulou District water pipe installation | Four ultra-management (certified) | Nanjing water provided by the Yuhuatai District Fuk ultra-management sales. Yuhuatai District Fuk ultra-management sales (njfcgy.com) is Nanjing, steel leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Fuk ultra-management leadership with the staff warmly welcome all inquiries negotiations to create the blessing ultra-management a better future.