DOCKSIDE FLUSHING UNITWe designed the Port-O-Flush™ to be a compact yet powerful tool built right into a rugged hand truck! Although other systems are portable, only the Port-O-Flush™ can easily navigate rough or uneven terrain and get into tight areas with ease.Port-O-Flush® is our most popular flushing system with our dealers & service technicians. Without a doubt the Port-O-Flush® is professional grade. From its tough schedule 80 construction to its flow control system, every aspect of the Port-O-Flush® has been designed with the professional in mind.Port-O-Flush™ provides portability and versatility while still efficiently handling small to medium size engines, heat exchangers, and air conditioning & refrigeration systems.Use Port-O-Flush™ To Cure: Engine Overheat (engines up to 3000 HP) Clogged Pipes (piping up to 3?) Poor Heat Transfer On Air Conditioning & Refrigeration Systems Small Black Water Systems Design Features: High density polyethylene 15-gallon container High density polyethylene hand truck with pneumatic tires Anti-corrosive centrifuge pump with pressure regulator Flow reversing valves Tough schedule 80 PVC anti-corrosive fittings construction This unit is to be used with TRAC products only. Warranty is voided upon use of any other chemical.