SHELF BOARD DEVICE OF CABINET FOR SINK

PROBLEM TO BE SOLVED: To divide and house articles varying in the heights in the depth direction within a cabinet. SOLUTION: Two pairs of front and rear insertion parts 6 for mounting shelf brackets 7 in the depth direction of the flanks of right and left partition plates 8a and 8b of removably arranged partition plates 8 erected on the right and left of a drain implement 3a and drain pipe 4 hung into the cabinet 5 and side plates 5a and 5b existing on the right and left of the cabinet are formed in plural stages in a vertical direction in such a manner that two sheets of shelf boards may be installed at the front and rear of the same horizontal plane in the depth direction of the space formed by the partition plates 8 and the side plates 5a and 5b. A user installs the shelf board 9 or 10 at the front or rear of the horizontal plane in the depth direction by adequately selecting the insertion parts 6 formed at the front and rear in the depth direction of the space according to the height sizes of the housing articles to be housed into the space and mounting the shelf brackets 7 thereto.