| 摘要 |
PROBLEM TO BE SOLVED: To surely prevent penetration of drainage into a dressing place even when a large quantity of drainage is brought about temporarily in the part of a washing place. SOLUTION: Water channels 103x making a washing place part 101 of a waterproof pan 10 communicate with a bathtub placing part 102 thereof are formed in a flashing bank part 103 dividing the washing place part 101 from the bathtub setting part 102. Channel faces of the water channels 103x are formed at positions lower than the uppermost part of the washing place part 101 and higher than the lowermost part thereof. |
