Porta Potti 135 Marine Toilet with Hold Down Kit Whether you’re a day tripper or a week-long cruiser, our marine portables are compact, convenient and designed with marine-specific features and benefits. Thetford Marine Porta Potti – don’t leave the dock without it. Features: * Durable, easy to use and easy to clean * Contemporary styling with integrated seat and cover design * Ergonomic carrying handle * Exclusive, rotating pour-out spout * Deodorant sample included * Bellows pump flush * Sealed valve keeps odors in holding tank * Easy-to-read Level Indicator tells when it’s time to empty (available with piston flush only) * Hold down kit secures toilet to deck * Optional MSD (not interchangeable with pour-out spout) * 1-year warranty