Finish Thickness Determines Water Resistance More Than Type of Finish
I’ve written this many times and said it many more. The film thickness of a finish is much more important for preventing water getting through to the wood than the type of finish. For example, polyurethane is more water resistant than shellac. But three coats of shellac is much more water resistant than one coat of wipe-on polyurethane. It makes sense if you think about it. Likewise, an oil finish, […]
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