Quality Certificates

Silestone is internationally certified to ensure maximum safety and protection. Such certificates offer consumers the assurance that Silestone is a safe, top-quality material. Our certificates offer a 100% guarantee.

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This certificate proves that Silestone does not generate any substance that is harmful to the environment. It also certifies the use of our surfaces in closed areas.

Silestone has also been awarded the "Greenguard Children & Schools Certificate", which confirms maximum safety in its applications for schools and universities.

ISO 14001

This recognition certifies and strengthens the quality of Cosentino’s Environmental Management System Certification. This standard certifies the excellent performance and constant environmental improvement of the company's production processes from design to distribution.

It highlights efficient use of raw materials, control of emissions into the atmosphere, waste management programs, treatment systems and re-use of industrial water, disposal of chemical substances and control of environmental hazards.

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LGA QUALITEST GMBH is an independent organization that certifies the safety, condition and quality of everyday products, in accordance with European and international requirements. Cosentino has obtained the “Hygiene Tested Certificate” from LGA for Silestone.

This certificate is only awarded to products in which special attention is paid to hygiene during their development and which meet all microbiological regulations.

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With the NSF certificate, Silestone is deemed to be a safe material for direct contact with all types of food.

This certificate is endorsed by highly esteemed organizations such as the FDA (Federal Drug Administration) and WHO (World Health Organization). More Info

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