Can I apply TotalBoat Aluminum Boat Paint below the waterline? Annette DiOrio August 16, 2021 18:39 Updated Yes, you can apply TotalBoat Aluminum Boat Topside Paint below the waterline on your boat, but this paint is not meant for extended continuous submersion for more than 24 hours. Related articles How do I remove the anodized coating on my aluminum boat so I can apply TotalBoat Aluminum Boat Paint? Can I apply TotalBoat TableTop Epoxy to an aluminum surface? Which TotalBoat bottom paint can I use on my aluminum boat? Can a topside marine paint be submerged for more than a couple of days? What type of paint strainer should I use with TotalBoat Wet Edge? Comments 0 comments Please sign in to leave a comment.