This tile has a light texture finish and is ideally suitable for offices, retail premises, hospitals and surgeries. Very similar to Armstrong Dune TWELVE PER BOX ACTUAL TILE SIZE – 595mm X 595 mm For areas that have more moisture please use our Best Selling Vinyl 600 mm x 600 mm and 1200 mm x 600 mm Ceiling tiles Storage- These ceiling tiles should be stored flat and in clean, dry conditions.