This would indicate a leak at the seam where the sidewall and the roof attach.
Travel trailer water leaking inside floor wall seam.
Check for any soft spots on the roof itself especially around the roof seams at the front and rear of the rv.
Just like in a house the actual leak in your travel trailer s roof can be some distance from the location where water appears to be entering the trailer.
My original connector as is true with many rvs was made of plastic.
While many water leaks are caused by defective plumbing leaks can also come from rainwater draining down inside the walls or from a cracked and leaky foundation.
Check in all outside storage compartments for any indications of water leaks or water damage.
Long term leaks can cause structural damage within your walls and can also lead to serious mold problems in the walls.
I just dealt with another common water leak issue the actual freshwater connection.
If you re lucky the spot where it s leaking will be obvious.
Possible sources of the leak.
Leave knowing your rig is leak proof and satisfied with the results be sure check their work next heavy rain storm wet slid out carpets wet walls stains under neath a over head sleeper and under mattress equates expensive repairs down the road if not resoled note watch you tube videos on rv pressure testing for leaks to know what to.
The damage was discovered by an rv serviceman when i took it in with a different issue.
Unchecked you may have damage in the walls or floors slide outs and other mechanicals.
Unwelcome moisture may damage several different areas of your unit.
Thoroughly inspect all sealants on the roof around every opening.
He discovered that the walls were spongy.
Over time water had seeped inside the walls.
After 4 months on the road we discovered water damage in our rv.
The weight of the hose when connected horizontally puts pressure on the plastic which can cause it to crack and leak often inside the wall which makes it hard to find and fix.
Often though you ll end up devoting quite a bit of time to finding the leak.
To their credit the manufacturer paid to have it shipped back and they did a very good job of replacing the walls flooring etc that had been damaged.
Water may be entering at the roof seam and traveling along until it has the opportunity to come through the paneling and run down the back wall.
This is usually the tricky part.
You can detect.
Rv water damage is quite common and we had actually repaired this already repaired this lea.