Linnstone quartz and Zulitestone Crystalline Silica Free Surfaces have been of high quality since the beginning. They not only meet international certification standards, but they also satisfy customers. All of our certificates and evaluations are issued by reputable institutions. We have NSF certification as a safe material for direct food contact, as well as Greenguard Gold, which allows users to use our products in sensitive areas such as hospitals or schools.

Internationally renowned institutions such as SGS and TÜV have tested our products.

For more information, see Why Linnstone.

Linnstone requires little care and upkeep. For surface stains, immediately wipe the affected area with a damp cloth and soap or mild detergent. Rinse the soap or mild detergent thoroughly with plain water.

For more information, please see the Care & Maintenance guidelines.