might want to incorporate into the well the various switches and fuses are connected by means of a wire 20 and standard 12 volt connector 21 to a power source 21a such as a stand alone battery referred to above or to a 12 volt power source also if desired the well can be hard wired to a boats electrical system if the well is to be a permanent fixture on the boat as shown in fig3 the power cord 20 exits from the back wall 19 of the well however this location is not critical and the power cord could be mounted in any convenient location also mount on the back wall is a jack 22 which can be used to attach a conventional external pump not show or some other electrical device fig4 shows a schematic view of the recirculation system of the present invention pump 12 is connected to pipe 6 which is connected to pipes 28 and 5 pipe 28 is connected to pipe 7 which has apertures 27 as explained above connected in pipe 7 is a conventional water valve 31 and a similar valve 32 is connected between pipes 28 and 5 if the user wants to.