2K Epoxy Primer/Sealer is a high-quality, two-component, isocyanate-free epoxy primer designed to be used as a corrosion resistant primer with excellent adhesion to metal, fibreglass and aluminum surfaces. 2K Epoxy Primer Sealer improves adhesion of body fillers and resists moisture damage caused by water permeation. This epoxy primer also offers additional color holdout characteristics, can be tinted with Universal Primer Tints.