The invention relates to a kitchen furniture item, comprising a cabinet part (1), on the surface of which a hob (2) is provided, and a furniture element (3) which laterally adjoins the cabinet part (1) and comprises a fixed lower cabinet (4) and a height-adjustable tabletop (5), wherein the tabletop (5) has an edge surface (6) which is perpendicular in the in-use position and which faces the cabinet part (1). Overall space can be saved in such a way that at least one suction opening (8) is provided in the edge surface (6), and a blow-out opening (12) is arranged in the lower cabinet (4), said blow-out opening being connected to the suction opening (8) via a flexible hose (11).