This intuitive, simple to use, Twist 'N' Lock™ handle works by locking the new cone-shaped piston into place which helps to prevent any backflow during a voyage Powerful swirl action for efficient flush.Full sized external seal housing allows quick clean seal replacement and instant access to pump cylinderPure white vitreous china bowlReversible pump mount for left or right handled installationAngled pump for easy pumpingPowerful self priming pump for above or below the waterline installationFittings: Connections for 3/4" (19mm) inlet hose, 1-1/2" (38mm) ID outlet hose