National Sanitation Foundation

Natural stones protected by PermaShield® have received NSF® International Certification (www.nsf.org). This Certification states PermaShield® protected natural stones, with a polished finish, meet the material standards according to NSF®-51 for clean ability.

NSF® International, founded in 1944 as the National Sanitation Foundation, is known for the development of standards, product testing and certification services in the areas of public health, safety and protection of the environment. NSF® Certification programs are accredited to the international standards through the American National Standards Institute (ANSI) and the Standards Council of Canada, assuring the highest level of integrity, quality and acceptance.

PermaShield®-protected natural stones from Innovative Stone™ comply with NSF® 51 standards for Food Equipment as safe materials to be used for kitchen countertops for commercial and residential applications.