We have a 2013 travel trailer with a rubber roof. During the cold winter the sealant between the rubber roof and the termination strip at the front of the camper split. The melting snow leaked into th...
Everybody does it differently. It may be that the mfg chose that design as it would tend to keep the membrane more secure. If it was mine, I'd forgo any sealants in a tube and repair it with Eternabond tape.