My rig is a 2018 Forest River ex rental, 40,000 miles. There is a crack in the sealant between the cab and the house above the windshield. I ordered 4 tubes of Dicor Lap Sealant and because I'm lazy...
Thanks for the replies. I'll look into the Marine 3m 4200. I have used marine poly sulfide bedding compound for setting glass in a skylight. Strong stuff but is susceptible to UV light.