Can TotalBoat Aluminum Boat Paint be submerged for long periods of time? Annette DiOrio September 19, 2022 13:49 Updated Once cured, TotalBoat Aluminum Boat Paint should not be submerged for longer than 24 hours at a time. Further, you should allow the final coat of Aluminum Boat Paint to cure for at least 72 hours before putting your boat in the water. Related articles What are the best conditions for painting a boat? Can I apply TotalBoat Aluminum Boat Paint below the waterline? Can I use denatured alcohol as a surface prep solvent wipe before applying TotalBoat Inflatable Boat Bottom Paint? Which marine topside paint should I use on my boat? How long does it take for TotalBoat Wet Edge paint to cure completely? Comments 0 comments Please sign in to leave a comment.