What is the cure time for TotalBoat Seal elastomeric sealant? Eric Boudreau April 01, 2022 14:55 Updated The cure time for TotalBoat Seal is 1-7 days for a full cure, depending on temperature, humidity, and how thick the sealant was applied. Related articles How long is the shelf life for TotalBoat Seal? Does TotalBoat Seal require a primer before application? What can TotalBoat Seal be used for? Caulking and Marine Sealant Coverage Chart Is TotalBoat Seal a silicone, polyurethane, or polysulfide sealant? Comments 0 comments Article is closed for comments.