Device to transition between a tube of polyethylene and a shut-off valve

摘要

Device to transition between a tube of polyethylene and a shutoff valve. The present invention relates to a transition of a polyethylene tube (1) with a shut-off valve (2), anchoring in concrete.Specifically, it is an installation of driving gas with a polyethylene tube (1), on which is mounted a cutting valve (2), after which the said tube (1) afloraru00e1 to the surface from the ground.