Bioshield, Hard Oil Size:25-Fl Oz (0.75-Liter) be sure to do this

be sure to do this test first

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Bioshield, Hard Oil Size:25-Fl Oz (0.75-Liter) be sure to do thisProtective, penetrating oil sealer for hardwood flooring Bioshield Hard Oil is a plant based product made of all natural oils that creates a water resistant barrier. This is a penetrating sealer and does not produce a coating on the surface like a polyurethane or lacquer finish. The water resistance can be further enhanced by buffing with a standard floor buffing machine using a white or red pad. Burnishing with 250 350 grit alum oxide sandpaper can