Thetford Marine Potti 345 Marine Toilet Porta. Specifications for Thetford Marine Porta Potti 345 Marine Toilet: Manufacturer: Thetford Marine Color: White Features of Thetford Marine Porta Potti 345 Marine Toilet White finish Manual flush piston pump Integrated pour-out spout Integrated cover-lock on all models Benefits:Modern refreshed design Improved valve handle system Improved carry handle of the waste holding tank Improved seating comfort Package Contents: Thetford Marine Porta Potti 345 Marine Toilet Thetford Marine 92814: Potti 345 Marine Toilet Porta