I have relocated my father's 2004 Sunnybrook Titan 5th wheel to California's Sierra foothills. We had the first substantial rain a couple of days ago (about 2"), and the roof leaked at the rear of th...
I had that same kind of strip along the back of our last TT. It didn't ever leak but I was suspicious of what ever thin sealant they used. I ended up putting a piece Eternabond tape all the was across to cover it.