Originally Posted by THEPILL
I have my gray and black valves open and can STILL look down my shower drain and see standing water. Could this be a clog? I have had the trailer a little less than a month and it's been kinda cold here, well too cold to play with water..LOL... Otherwise I would drag the hose into the shower<from the house> and force the water out. Does this sound like a good idea? Do I have bigger problems?
Look in the sinks in your home.
You will also find water standing in them.
What your looking at, is the water that's in the "P" trap.
It's supposed to be there, to block the odors from the holding tanks, and sewer/drain systems.