How Do You Seal Painted Tiles

Give the paint at least two or three days to dry. Then seal the tile with two or three coats of a clear, water-based urethane sealer—not an oil-based sealer, which can yellow your colors—allowing the first coat to dry completely before applying the next.

Do painted tiles need to be sealed?

It is important to seal the tile after painting it. Whether you choose to use tile spray paint, ceramic spray paint or porcelain bathroom tile paint, this will help the paint to last long. You do not want a wall tile paint project that will wear out after a few months.

How do you seal acrylic paint on ceramic tile?

Paint the Tiles Using your acrylic paints, paint the design. You may need to paint up to three layers, depending on the quality of the acrylic paints and the desired coverage and vibrancy. Once the paint is dry, seal the tile with a layer of a water-based polyurethane gloss varnish.