Can I thin TotalBoat Polyester Fairing Compound? Annette DiOrio September 06, 2022 14:46 Updated Do not thin TotalBoat Polyester Fairing Compound under any circumstances. Thinning this product will make it cure inconsistently, and it will not achieve the desired cured properties. Related articles Can I apply TotalBoat bottom paint over TotalBoat 2-Part Epoxy Primer? Is it OK to apply TotalBoat Polyester Fairing Compound on top of a one-part primer? Can I use mica powder to tint TotalBoat polyester resins? Can I apply TotalBoat Gelcoat over cured epoxy? Can I apply TotalBoat TotalFair epoxy fairing compound on a one-part paint? Comments 0 comments Please sign in to leave a comment.