Frequently Asked Questions

A high-performance composite concrete (binder, crushed stone and quartz), molded and hand-finished in our ISO 9001 certified factory in Zouk Mosbeh, Lebanon.

Very. Our concrete reaches 60 MPa compressive strength (ASTM C170), tested by the American University of Beirut laboratories and MLABS Dubai. It handles hot water, daily use and household cleaning products.

Water absorption is near zero. Every basin is finished with a water-based, VOC-free sealer that gives stain and moisture resistance and resists bleach and common cleaning agents.

No. The protective layer is thick and very hard, so it doesn’t need re-applying as long as the care guide is followed.

Use a mild cleaner and a soft cloth or sponge. Avoid abrasive pads and scouring powders.

In a 500-hour UV test (UVA-340) the material showed no crazing, chalking, cracking or colour change.

Countertop and freestanding basins. Every product page lists exact dimensions and has a downloadable technical data sheet.

Travertinium: Romano, Navona, Silver. Natura: Glacier, Dune, Mist, Luna. Brutalist: Sabi, Wabi. Studio: 15 colours, from White to Smoke Blue. Terra Nova: Ceppo, Lunara, Orlena.

Yes. Stonium pop-up drains come in colours matched to the basins (Earthtone, Pastel and Terrazzo families).

Our factory is in Lebanon and our warehouses are in Dubai. We supply the UAE, the GCC and international projects.

About 2 weeks of production after order confirmation, plus shipping.

Yes, every Stonium basin comes with a 3-year warranty.

Yes. We offer trade terms for architects, designers, contractors and distributors. See Become a Distributor or email sales@stonium.com.

Yes. For projects, custom colours can be discussed. Contact us with your requirements.