| abstract |
(57) [Problem] To provide a drainage member which can be easily fitted and installed when flooring is installed. A drainage member using a synthetic resin as a binder has a width of 28 to 32 mm, 33 to 37 mm, or 38 to 42 mm, and has frame portions at both ends of a water passage portion having a concave shape. In addition, a plurality of grooves are provided on the back surface of the member in parallel with the longitudinal direction. |