are integrated furthermore the number of nozzles in each of the first set of nozzles 108 and the second set of nozzles 110 as well as a corresponding total cross sectional area i e flow area of the openings of the first set of nozzles 108 and the second set of nozzles 110 can contribute to the integration of the first set of nozzles 108 and the second set of nozzles 110 in one exemplary embodiment the first set of nozzles 108 has at least 9 nozzels 104 and the second set of nozzles 110 has at least 9 nozzels 106 as shown in fig1 4 the showerhead 100 has 24 nozzels 104 in the first set of nozzles 108 and 36 nozzles 106 in the second set of nozzles 110 the nozzles 104 in the first set of nozzles 108 may or may not have the same dimensions the nozzles 106 in the second set of nozzles 110 may or may not have the same dimensions the nozzles 104 106 in both the first set of nozzles 108 and the second set of nozzles 110 may or may not have the same dimensions in one exemplary embodiment a diameter of an opening in each nozzle 104 in the first set of nozzles 108 is within 0 032 inches to 0 042 inches inclusive in another exemplary embodiment a diameter of an opening in each nozzle 104 in the first set of nozzles 108 is within 0 036 inches to 0 046 inches inclusive in yet another exemplary embodiment a diameter of an opening in each nozzle 104 in the first set of nozzles 108 is within 0 028 inches to 0 038 inches inclusive in still another exemplary embodiment a diameter of an opening.