For limestone, that means sealing them about every three to four years, and for travertine, it means approximately once every one to three years—it’s a bit of a commitment but not too much to manage.

Up to 4’x2’ (121,9 x 61) standard sizes include 24” x 12” (61 x 30,5) 24” x 24” (61 x 61) 18” x 18” (45,7 x 45,7) and 12” x 12” (30,5 x 30,5) Dietfurt limestone flooring and ...