mechanical coupling 34 connected to the first body region and a second mechanical coupling 36 connected to the second body region in a preferred embodiment the second mechanical coupling comprises female pipe threads in a preferred embodiment the first mechanical coupling comprises male pipe threads this first embodiment farther comprises an internal flow path 38 in fluid communication with the inlet port said internal flow path comprising a first segment 40 extending longitudinally through the body and at least two radial segments 42 each of which is in fluid communication with one of the radial outlet ports in a preferred embodiment radial segments extend in an orientation that is substantially perpendicular to the orientation of the first segment another preferred embodiment comprises the limitations of the first embodiment plus a nozzle 27 connected to each radial outlet port another preferred embodiment comprises the limitations of the first embodiment plus a check valve 46 installed in the inlet port and positioned to allow fluid flow into the inlet port and body and to prevent fluid flow out of the inlet port and body a second preferred embodiment of the invention is shown in fig2 in a second preferred embodiment the invention comprises a body 10 comprising a first outer surface 11 comprising an inlet port 24 a second outer surface 13 opposite the first.