For the interior of the casing through the building, how beneficial characteristics maintenance waterproof casing, no experience, and I am afraid that is not good imagination. When the pipe installation, the operator of a large range of space use, free to use. Users check after repair, and replacement of the pipe (achieve useful life, etc.) the electrical waterproof casing, the operator space is very limited. Only use pipe supports, pipe and casing temporarily fixed, the appropriate action. The biggest difference is in the flexible waterproof casing material, others, such as inner and outer diameters are manufactured in accordance with Atlas up, so in the use and installation of the essential difference is not much, the most important is to carry out the actual situation stable and reliable production, the production of flexible waterproof casing mainly in steel-based welding is a very high demand, the production out of the waterproof casing quality. Waterproof casing is set, Serco supply material (certified), Qinghai waterproof casing provided by Serco Gongyi City Water Supply Materials Co., Ltd. Serco Gongyi City Water Supply Materials Co., Ltd. (www.gyxjbcq.com/) is Zhengzhou, gate leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Serco leadership material in the water with the staff warmly welcome all inquiries negotiations to create Serco supply material a better future.