Calculator – Tiles Nov 12, 2015 Tiles To help determine the amount of tiles for your needs, below is an easy to use tool for calculating the square footage of an area. To start, please provide the following measurements. Tiles Calculator is use for surface calculation. Tile wholesalers, ceramic Tiles measurement Tiles Wholesalers of sflstone carries the largest inventory of ceramic, porcelain, glass, metal and natural stone tiles in the sflstone NY area. Our showroom features the finest in traditional and contemporary tiles with design ideas.