Category Archives: Primer

Can you use water-based bottom paint over a marine epoxy primer?

Putting a water-based bottom paint  (WBP) over a solvent based primer can be done with some modified application procedures. You do NOT want to make the window, or hot coat the water based paint over the solvent based primer such … Continue reading

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How To Apply Bottom Paint To Bare Fiberglass

The following steps should be taken to insure good adhesion of bottom paint to a fiberglass or gelcoated hull. Preparation Clean Surface: When painting a bare fiberglass / gel coat hull for the first time, it is extremely important that all contaminants such … Continue reading

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If the boat is taken down to gelcoat, is primer needed when applying bottom paint?

Primer for bottom paint is not necessary. However, if you use Tuff Stuff marine epoxy primer on the bare fiberglass, it will provide protection against blisters and any moisture. It will also improve adhesion to the hull. Tuff stuff marine epoxy … Continue reading

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