Details: Long waterproof casing for pipes through walls at not withstand vibration and stretching deformation of the pipeline structure (built) building materials for pipe wall at the limited space or piping installed before the structure (building) buildings or pipe renovation. For seismic fortification requirements in areas such as the use of rigid waterproof casing, wall or building should be entered on the nearest wall of the set of flexible pipe connections. A type suitable for pipe, B, C-type steel and cast iron for ductile iron pipe.

Long waterproof casing Specifications