Portable Toilet Sizes and Capacity | Event Planning Guide
Camco 41541 Portable Toilet, 5.3 Gallon for RV, Camping, Boating and Outdoor - Walmart.com
Amazon.com: Portable Toilet Camping Porta Potty - 5 Gallon Waste Tank - Durable, Leak Proof, Flushable Easy to use RV Toilet With Detachable Tanks for Effortless Cleaning & Carrying, for Travel, Boating