A popular choice for patios, travertine is the best natural stone choice for outside. It does need proper cleaning and sealing steps, just as for interiors, to hold up well under the elements. We customize our sealers for your travertine’s porosity level while our custom A substance used to sand, scour, scrub, smooth or polish by removal of the original material. The amount of material removed is determined by the size of the abrasive particles used (ie: grit) Sandpaper, scouring powders and steel wool are examples of abrasives. process will bring out the beauty and close up microscopic porosity natural to travertine. Travertine brick pavers are becoming very popular for patios and pool decks. The open holes common in pavers can lead to more erosion. We offer a special custom sanding and sealing process to combat erosion and neutralize the acids inside the open pockets–and make it beautiful in the process!