Most RVs have two types of holding tanks on board: a gray water tank and a black water tank A gray water tank collects water that goes down the drain of your shower and sinks. The black water tank holds the wastewater from your toilet. Though it may seem easy to do, you can't ...
How Does an RV Holding Tank Flush Work? The black tank flush system requires a separate garden hose that connects to the flush inlet valve. We highly recommend using a dedicated hose for this purpose, perhaps of a unique color, but certainly not your drinking water hose!
There is no such thing as good bacteria in your holding tanks. They are holding tanks not septic systems. Using water softeners and laundry soap is sound advice. We travel with a portable water softener, use a combo of Calgon Bath Beads and laundry pods mixed with hot water in a gallon...