The 5er in my signature was parked in the yard with the slides out last week when we had 6+ inches of rain in 36 hours. When I checked yesterday, the carpet in the left rear corner was damp. I THIN...
I've only had one leak in an older trailer I had and it was hard to find. I had to take a water hose and put it on different areas for 15-20 min. and watch inside to see if there is any water. Mine was coming in around the top of a rear side window and dripping down the inside of the back window. I spent days and used tubes of silicone sealing the rear window and that wasn't the problem. Water can run inside the walls or ceiling and come out away from the leak. Brian