Gray Water Tank ?
I tried searching with no luck. Do y'all add anything to the gray water tank? I add stuff to the black water tank for odor control and to help break things down but never the gray water. Sometim...
Forum Discussion
definately check your anti siphon under sinks. Ours went out last trip and was horrible. Been trailering 40 years and WHAM. We bought 3 , one for each potential sink. Grand Design also told us it is more important to treat gray tanks, since they do not get rinsed.
