Move one: Assuming the specific location is cleanse and dry, implement a thin bead of caulking down the line that requirements resealing. Only use ample caulking to seal the line. It doesn't must exceed it. It doesn’t support to acquire extra caulking and it makes the job look unprofessional. https://brookstkarh.shoutmyblog.com/8759761/facts-about-how-to-reseal-a-travel-trailer-roof-revealed