penetrating sealer vs film forming sealer for decks
Choosing between penetrating sealer vs film forming sealer for decks determines whether your wood lasts 5 years or 20. Penetrating sealers soak into the grain to repel water while remaining breathable, whereas film-forming sealers create a plastic-like shell that can trap moisture and peel. This guide breaks down the chemical differences, maintenance costs, and the “moisture trap” risk associated with acrylic coatings.
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