What is the mix ratio by weight for TotalBoat Penetrating Epoxy Cold Cure? Eric Boudreau August 13, 2021 20:39 Updated The mix ratio for TotalBoat Penetrating Epoxy Cold Cure is 2:1 by volume, or 100:46 (resin:hardener) by weight. Related articles Can epoxy be applied directly to polyester laminating resin to finish curing it? Can I pick up my order at your Bristol, RI, location instead of having it shipped? Can an enamel paint be applied over TotalBoat TotalProtect? Can TotalBoat ThickSet be applied in thinner applications? Can TotalBoat High Performance Epoxy be applied over acrylic paint? Comments 0 comments Please sign in to leave a comment.