What is the mix ratio by weight for TotalBoat Penetrating Epoxy Cold Cure? Eric Boudreau April 01, 2022 14:54 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? What epoxy do I use to repair rotted wood? Can I pick up my order at your Bristol, RI, location instead of having it shipped? Can TotalBoat Penetrating Epoxy be reapplied to itself while it is still tacky? Can TotalBoat High Performance Epoxy be applied over acrylic paint? Comments 0 comments Please sign in to leave a comment.