Easy, Reliable Emptying Welcome aboard the RV Waste Tank Portable from Hike Crew. With a spacious 10.6-gallon holding capacity, our portable black water tanks for RVs provide exceptional portability and excellent sanitary performance. When your portable septic tank for RV is full and theres no dump station in sight, grab your rolling container for instant relief. Once the Portable RV Waste Holding Tank is filled, the liquid can be stored for future emptying or rolled directly to an approved site while your camper stays put. The rugged, never-flat wheels help you roll your portable grey water tank to the nearest draining station without unneeded strain, and the low draining port makes it easy to completely drain this RV water tank. Utilize the included flexible pipe and faucet to make filling and draining a breeze. When you are using your RV, you want to focus on the adventure. Take the hassle out of RVing with the Hike Crew Portable Waste Tanks For RVs.