Is it OK to apply TotalBoat Polyester Fairing Compound on top of a one-part primer? Annette DiOrio May 05, 2021 19:05 Updated No, do not apply TotalBoat Polyester Fairing Compound on a one-part primer. Finish any fairing job before priming and painting. Paint will not adhere properly to the polyester fairing compound. Related articles What causes pinholes in cured TotalBoat TotalFair and how do I remove them? Can I apply TotalBoat TotalFair epoxy fairing compound on a one-part paint? Will TotalBoat TotalFair stick to a plastic surface? How soon can I apply TotalBoat Gelcoat after applying TotalBoat 2-Part Epoxy Primer? Does TotalBoat Gelcoat require thinning? Comments 0 comments Please sign in to leave a comment.