This small flushing unit, packaged into a five-gallon bucket provides portability and versatility while still efficiently handling most sea water cooling systems. The kit includes a high density polyethylene five-gallon container with lid; anti-corrosive, epoxy encapsulated, centrifuge submersible pump; schedule 80 PVC fittings; supply and discharge isolation valves - (2); 10' 5/8 nylon reinforced hose with fittings: (2) 1/2” and (2) 3/4” male NPT nylon adaptors. Unit requires 110 Volt AC power.