PURPOSE: To mount a filter removably between a kick plate at a front surface of a base table and a front surface of a condensor in a show case in which there is provided the condenser within the base table for supporting a main body case.

CONSTITUTION: A kick plate 3 is supported on a base table 2 with its upper end being pivotally turned forwardly and at the same time there are provided a filter receptacle 33 slidably supported on a rear surface of the kick plate 3 in a vertical direction and a rope 8 having its one end supported by the filter receptacle 33 and the other end being supported on a front end of an upper part of the base table. A filter 7 supported by the filter receptacle 33 causes the kick plate 3 to be rotated and also releases a front part of the base table 2 and at the same time the filter 7 is pushed up slantly along a rear surface of the kick plate 3.