Sanding Between Coats of Polyurethane for a Perfect Finish (220–400 Grit Guide)
Applying polyurethane can transform wood surfaces into durable, glossy finishes—but only if you sand between coats. Without sanding, dust nibs, bubbles, or brush marks may remain visible. Using eQualle 9x11 inch wet/dry sandpaper sheets in the right grit sequence ensures...