Is the Sand Used in Your Home Construction Clean and Suitable? Many homeowners focus on cement, steel, tiles, roofing, and paint. But one material that is often overlooked is sand. Sand may look simple, but it plays a major role in concrete, mortar, masonry, and plastering works. If the sand is dirty, salty, or mixed with too much clay, it can affect bonding, strength, and finish quality. That is why not all sand is suitable for construction. At WallPro Systems & Construction