The present invention is related to a combination appliance (10) comprising a cooking hob (12) and an extraction device (14). The cooking hob (12) comprises at least one cover plate or worktop (22) having an opening (24) or a recess formed therein. The extraction device (14) is arranged below the cover plate or worktop (22) and comprises at least one fan (36) for sucking air from the area above the cooking hob (12) through the opening (24) or recess of the cover plate or worktop (22). The extraction device (14) further includes at least one filter carrier (50) and at least one filter (52; 52a, 52b), which is removable through the opening (24) or recess. According to the invention, the extraction device (14) comprises at least one liquid collector (28a, 62, 74, 76, 76') and a lid or grid (26), which is inserted in the opening (24) or recess. The at least one liquid collector (62) is preferably removable through the opening (24) or recess of the cover plate or worktop (22) and/or may comprise at least one overflow opening (68).