DN500 waterproof casing flexible waterproof casing rigid waterproof casing

Waterproof casing is used when pipes pass through walls. The standard casing length is produced according to the atlas, flexible waterproof casing is, and rigid waterproof casing is. However, during the construction process, the thickness of the wall will change. At this time, the length of the waterproof casing must be adjusted accordingly. We use extended waterproof casing.
Extended waterproof casing is divided into rigid extended waterproof casing and flexible extended waterproof casing. This length will be processed accordingly as the thickness of the wall increases and decreases. Today, the technician from Gongyi Yucheng Water Supply Equipment Co., Ltd. introduced the extended type. Generally, there is a wing ring in the middle of the pipe wall, but as the pipe wall lengthens, the number of wing rings in the middle can be increased, and this can be processed according to customer needs. When pipes pass through foundation walls, often concrete shear walls, casings must also be installed to protect the pipes. When the building settles, the gaps between the pipes and the casings can be used to compensate for the difference in the settlement of the pipes with the building and reduce the risk of damage. Building pressure on pipes. The length of the national standard flexible waterproof casing is. If the wall thickness exceeds the length, the waterproof casing must be lengthened. The manufacturer re-produces the waterproof casing according to the length provided by the purchaser. The material of the extended waterproof casing is produced according to the national standard carbon steel material. The standard is the national building standard design atlas and the professional waterproof casing atlas for water supply and drainage.