GeoSolutions Inc. offers an array of standard size limestone blocks for use in both retaining walls as well as aquatic applications when a hard armor surface is required. An advantage of natural stone block is that it can be fabricated to have either a natural or decorative surface as needed for the application.
Limestone block is available both as rough sized quarry blocks as well as precision cut and dressed stones depending upon your needs. Limestone block is visually more attractive than concrete and is often used when aesthetics is an important design consideration.