SECONDARY WATERPROOF MEMBER FOR EXTERIOR WALL JOINT, WATERPROOF STRUCTURE OF THE EXTERIOR WALL JOINT, AND METHOD FOR CONSTRUCTING THE WATERPROOF STRUCTURE

摘要

PROBLEM TO BE SOLVED: To provide a secondary waterproof member 1 for an exterior wall joint, which can be inserted into the back of the exterior wall joint from an outdoor side, and the position of which can be easily corrected after press fitting.SOLUTION: The secondary waterproof member 1 for the exterior wall joint is housed on the indoor side of the exterior wall joint, so as to inhibit water from intruding into the indoor side from the exterior wall joint. The secondary waterproof member 1 includes a flat plate member 11 which is formed in a long flat plate shape and which has one or more groove portions 13 provided along a longitudinal direction on one side thereof, and a pair of long elastic fin members 12 which each have one end of a long side thereof connected along both the sides of the flat plate member 11 and which each have a bent portion 14 bent to a surface side provided with a groove portion 13 of the flat plate member 11.