Known as waterproof casing wide fan used in construction, chemical, steel, water, sewage treatment and other units.Liwei flexible waterproof casing pipe in the practical application, bright building pipe for everyone here in detail: waterproof casing role is to protect pipe is not damaged.Pipeline in railway, crossing the road, walk the place such as received, to prevent the pipeline from load crushed, and a protective sleeve is set on the outside of the pipe.Protection coat "waterproof casing is divided into two kinds: the rigid waterproof and flexible waterproof casing pipe.Then tell you when to wear these protective coat and what to wear:

1, for building interior wall of the casing, pipe installation, the operator of the vast space utilization, are free to use.User check-in after repair, and replacement of pipeline (to use fixed number of year, etc.), the operator of the space is limited.Can only use pipe support, and temporary fixed casing pipe, for the corresponding operation.Put on the coat after waterproof casing, the casing setting, can avoid replacing pipes, damage to the inside the bedroom is decorated, if do not set casing, for the above procedures, will be in the pipeline wall, wall damage.

2, prevent "has two aspects, on the one hand, refers to the after project completion, users in the decoration, the cause of the improper, cause water flow, the casing flow layer; on the other hand, after the user to enter, the accident reasons, caused by water flow, the casing layer. Moreover, the former than the latter. In the lower flow for two reasons, one is the height of the casing is low; 2 it is, though highly enough, but the casing mouth sealing is notstrictly. This layer of waterproof coat" waterproof casing "is just to solve these problems, and prevent water infiltration, the action of flow, drip into the lower