A laundry washing machine connectable to an external water source comprising a cabinet supporting a washing tub enclosing a rotatable washing drum suited to receive laundry and a treating agents dispenser (20; 120; 220; 320; 420; 520) connectable to said external water source and fluidly connected to said washing tub, said treating agents dispenser (20; 120; 220; 320; 420; 520) comprising: - a drawer having an upper side comprising one or more open-top compartments (23a, 23b, 23c, 23d) for receiving at least one agent for treating laundry; - a supporting structure on which said drawer can slide and which comprises a housing; - a water distributor arranged above said drawer and comprising at least one channel for conveying water from said external water source to at least one of said one or more compartments (23a, 23b, 23c, 23d) of said drawer; characterized in that a cover element (50; 150; 250; 350; 450; 550) is arranged between said drawer and said water distributor and wherein said cover element (50; 150; 250; 350; 450; 550) comprises at least one aperture (52, 54, 56, 58, 60) positioned above one of said one or more open-top compartments (23a, 23b, 23c, 23d), and wherein two apertures (52, 54) of said at least one aperture (52, 54, 56, 58, 60) of said cover element (50; 150; 250; 550) are positioned above a first compartment of said one or more open-top compartments (23a, 23b, 23c, 23d), wherein the first aperture of the two apertures is used to introduce powder detergent in the first compartment, wherein the second aperture of the two apertures is used to introduce a pod in the first compartment, wherein the first compartment is provided with an aperture defined at the rear thereof, the aperture is adapted to allow the flowing of a liquid therethrough and then to a bottom side wall of the housing and an outlet port to convey liquid to a supply pipe towards the tub, and wherein the first aperture defines positioning of the powder detergent centrally in the first compartment and the second aperture defines positioning of the pod rearward in the first compartment. - a drawer having an upper side comprising one or more open-top compartments (23a, 23b, 23c, 23d) for receiving at least one agent for treating laundry; - a supporting structure on which said drawer can slide and which comprises a housing; - a water distributor arranged above said drawer and comprising at least one channel for conveying water from said external water source to at least one of said one or more compartments (23a, 23b, 23c, 23d) of said drawer; a cover element (50; 150; 250; 350; 450; 550) is arranged between said drawer and said water distributor and wherein said cover element (50; 150; 250; 350; 450; 550) comprises at least one aperture (52, 54, 56, 58, 60) positioned above one of said one or more open-top compartments (23a, 23b, 23c, 23d), and wherein two apertures (52, 54) of said at least one aperture (52, 54, 56, 58, 60) of said cover element (50; 150; 250; 550) are positioned above a first compartment of said one or more open-top compartments (23a, 23b, 23c, 23d), wherein the first aperture of the two apertures is used to introduce powder detergent in the first compartment, wherein the second aperture of the two apertures is used to introduce a pod in the first compartment, wherein the first compartment is provided with an aperture defined at the rear thereof, the aperture is adapted to allow the flowing of a liquid therethrough and then to a bottom side wall of the housing and an outlet port to convey liquid to a supply pipe towards the tub, and wherein the first aperture defines positioning of the powder detergent centrally in the first compartment and the second aperture defines positioning of the pod rearward in the first compartment.