Thetford Porta Potti 335 Marine Toilet w/Hold Down Kit [92828]Porta Potti 335 Marine Toilet with Hold Down Kit The Porta Potti 335 with the Hold Down Kit is a super compact portable toilet which is perfect to use on boats! The toilet is delivered with a special hold down kit to attach the toilet to the floor of your boat, wherever you want. One simple action releases the toilet. Features: White finish Manual flush, piston pump Integrated pour out spout Integrated cover lock Hold Down Kit Benefits: Perfect for