Sandstone is a natural product that does not require sealing in all situations, although we do recommend all ground applications are sealed. SAI Sandstone is a natural product, it is resilient to most climatic conditions, and to the discolouration that can occur in many man-made products which often contain oxides and other additives. But to seal the stone around a salt water pool is a must.
Prepare the concrete base. The concrete area should be firm, solid, reliable and have no cracks, it should also be a flat surface. If not flat, by screening on top of concrete you will produce a flat surface.
Sandstone is a product that should be treated as fragile, and handled with care. Corners and edges are particularly susceptible to damage. Here are some tips to help keep your Sandstone in pristine condition when handling/transporting it.