WALL COUPLING

摘要

PROBLEM TO BE SOLVED: To facilitate adjusting of a relative position with respect to a conduit pipe. SOLUTION: This wall coupling comprises: a cylindrical joint body 7; a seal member 8 mounted to an inner peripheral surface of the joint body; and a female screw 9 threaded in the inner peripheral surface of the joint body and in an end side abutted to forms 4 and 5 for concrete wall. The joint body 7 is movable with respect to the conduit pipe 3 embedded inside the concrete wall, and an end face of the joint body 7 is made to abut to inner wall surfaces of the forms 4 and 5.