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 TotalBoat Penetrating Epoxy be reapplied to itself while it is still tacky? What epoxy do I use to repair rotted wood? What are the best conditions for storing epoxy? Will thinning TotalBoat Penetrating Epoxy increase its working time? What is the difference between TotalBoat High Performance 2:1 and Traditional 5:1 Epoxy systems?