remaining and smaller part of the water enters and passes through the laterally oriented and internally threaded valve assembly stem lower end sub assembly metering throughbore 70 of the valve assembly stem lower end sub assembly 60 of the hollow longitudinally oriented externally threaded cylindrically shaped and slender valve assembly stem 56 of the valve assembly 48 in the direction of valve assembly water arrow 106 the water passing through the laterally oriented and internally threaded valve assembly stem lower end sub assembly metering throughbore 70 of the valve assembly stem lower end sub assembly 60 of the hollow longitudinally oriented externally threaded cylindrically shaped and slender valve assembly stem 56 of the valve assembly 48 enters and travels upwardly through the interior space of the hollow longitudinally oriented externally threaded cylindrically shaped and slender valve assembly stem 56 of the valve assembly 48 the water traveling upwardly through the interior space of hollow longitudinally oriented externally threaded cylindrically shaped and slender valve assembly stem 56 of the valve assembly 48 enters and passes through the interior space of the hollow open ended externally threaded and cylindrically shaped knob mounting bolt lower portion 94 of the knob mounting bolt 88 in the direction of bolt water arrow 108 the water passing through the interior space of the hollow open ended externally threaded and cylindrically shaped knob mounting bolt lower portion 94 of the knob mounting bolt 88 enters and passes through the plurality of radially disposed knob mounting bolt upper portion channels 92 of the hollow open.