Pietra Lavica collection for refined exterior cladding. Available in Gray and Sand, 3 cm and 5 cm thick.
Lapis collection: 6.5 cm thick to resist urban demands. Suitable for boulevards, squares and alleys.
Basalto Naturale Collection: strength, versatility. Available in 3 and 5 cm. Covering for squares, streets and sidewalks.
Grefino Products is a wholesaler of exterior porcelain and adjustable pedestals for raised floors.