Spar Varnish vs Polyurethane

Tessa Staff asked 3 years ago

Just refinished wood grained fiberglass exterior door & would like to know if spar varnish or polyurethane should be used as the finishing coat. What brand is the “best”?

2 Answers
MagicDave Staff answered 4 years ago

Use Spar Varnish… Min Wax makes a good product…

crowderpainting Staff answered 4 years ago

Use a spar varnish. My favorite is Man-o-War marine spar varnish. You can also use an exterior waterborne polyurethane.

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