Water tap having a carrier, having - a metal body having a closed base that is provided with at least one water inlet and a section having a water outlet, - a regulating mechanism for regulating water that is accommodated in the metal body between the water inlet and the water outlet, - an actuating element that is connected to the regulating mechanism, and - a pipe that is connected to the water outlet, wherein - the water tap comprises a housing that encompasses at least the closed base of the metal body, wherein the housing comprises a carrier base, - the metal body is fastened in the housing, characterised in that - the housing is a moulded piece that is embodied from a solid surface material of low porosity that is embodied from resin having mineral fillers and said housing is chemically weldable to the carrier that is embodied from a solid surface material of low porosity that is embodied from resin having mineral fillers, - the solid surface material comprises at least one resin that is selected from acrylic resins, epoxy resins, polyester resins, modified polyester resins having acrylic resins and combinations thereof, and/or - the solid surface material comprises at least one mineral filler that is selected from mineral fillers of bauxite, aluminium trihydrate, marble, granite, silica, quartz, onyx, gypsum, calcium carbonate, kaolin and combinations thereof, - the carrier base of the housing is chemically welded to the carrier that is selected from worktops and wall claddings, and - the housing is embodied from the same solid surface material as the solid surface material of the carrier which said housing is welded to. - a metal body having a closed base that is provided with at least one water inlet and a section having a water outlet, - a regulating mechanism for regulating water that is accommodated in the metal body between the water inlet and the water outlet, - an actuating element that is connected to the regulating mechanism, and - a pipe that is connected to the water outlet, wherein - the water tap comprises a housing that encompasses at least the closed base of the metal body, wherein the housing comprises a carrier base, - the metal body is fastened in the housing, characterised in that - the housing is a moulded piece that is embodied from a solid surface material of low porosity that is embodied from resin having mineral fillers and said housing is chemically weldable to the carrier that is embodied from a solid surface material of low porosity that is embodied from resin having mineral fillers, - the solid surface material comprises at least one resin that is selected from acrylic resins, epoxy resins, polyester resins, modified polyester resins having acrylic resins and combinations thereof, and/or - the solid surface material comprises at least one mineral filler that is selected from mineral fillers of bauxite, aluminium trihydrate, marble, granite, silica, quartz, onyx, gypsum, calcium carbonate, kaolin and combinations thereof, - the carrier base of the housing is chemically welded to the carrier that is selected from worktops and wall claddings, and - the housing is embodied from the same solid surface material as the solid surface material of the carrier which said housing is welded to.