What is the maximum useful temperature of cured TotalBoat Polyester Structural Putty? Eric Boudreau April 01, 2022 14:54 Updated TotalBoat Polyester Structural Putty has a maximum useful temperature of 155°F. Related articles How thick can TotalBoat Polyester Structural Repair Putty be applied? Can chop strand mat be used with epoxy? Can TotalBoat FixWood epoxy repair putty be used for underwater repairs? Why did TotalBoat Gelcoat cure without a glossy finish? What is the coverage for TotalBoat Polyester Fairing Compound? Comments 0 comments Please sign in to leave a comment.