To prevent any attempt at fraud, we advise contractors to ask manufacturers of Monostrato Vulcanico in advance whether, after product delivery, they will issue certificates of conformity confirming that the certificates accompanying the products refer to the total quantity of material supplied to the site, including the related CIG and CUP.

List of Monostrato Vulcanico certifications to be requested from the supplier at the end of deliveries:
- Slip resistance friction coefficient: rubber on wet surface not lower than 0.80, leather on dry surface not lower than 0.85.
- Slip resistance, DIN 51130 standard (06/2004) - R13.
- Compressive strength not lower than 90 N/mm2 (900 kg/cm2).
- Minimum flexural strength not lower than 10 N/mm2.
- Average wear value lower than 3 mm (test performed with Amsler tribometer).
- Frost resistance test: non-frost-susceptible (DIN 52104 standard).
- Freeze/thaw resistance test with de-icing salt (UNI EN 13748-1; UNI EN 13748-2; UNI EN 1339 standard).
- Obtained result: mass loss per unit area 0.0048 kg/m2.
- CE marking according to UNI EN 13748-2.
- Company certified under D.M. 23/06/2022: QCAM.

HOW TO RECOGNIZE THE ORIGINAL MONOSTRATO VULCANICO DELL'ETNA