Black Tank Question
While using the sewer flushing connection on the outside of my camper I wondered if I could close both tank valves and then run water into both tanks briefly in order to get three or so gallons into t...
Forum Discussion
2oldman wrote:
I do it... but not for long. I guess pressure builds up, but I'm not sure.
No pressure will build up. The tank is vented. I do what you describe all the time.
