Rigid waterproof casing is a steel pipe plus wing ring (steel ring set to do on the pipe), installed in the wall (mostly concrete walls), for general pipeline wall, which will help waterproof Henan compensation price of the wall, and flexible In addition to external wing ring waterproof casing, inside as well as stalls circle like, Falanneisi Henan compensator manufacturers have packages to sell, can also be processed own phone manufacturers Henan compensation for shock absorption tube needs Road Henan compensation, such as pumps and pipes when connected through the wall. Flexible waterproof casing rubber seals to be checked prior to use, not a split, crack, dislocation, mismatch, burrs and other phenomena. The surfaces in contact with the rubber ring should be clean, set in the wall pipe rubber ring should be straight, not twisted, you should set the necessary pipe supports and piers near the structure (building) buildings at the wall to ensure wear When the mounting ring to the pipe wall uniformly, the sleeve flange and the lid flange concentric with the axis of the gap, and the rubber ring sealing performance and service life, bolts and other fasteners provided on the side to be easy manual operation, the bolts should be symmetrical low tightened. Henan Henan compensator compensator phone manufacturers _ _ supply materials provided by Serco Serco Gongyi City Water Supply Materials Co., Ltd. Serco Gongyi City Water Supply Materials Co., Ltd. (www.gyxjbcq.com/) strong, credible, in Zhengzhou, Henan Province of valve industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Serco water into the brilliant material and you work for a better future!