All Stefan Ferrara wood burning ovens are UL certified for USA.
UL is a trusted mark for American and Canadian Authorities and consumers. It is an independent, global safety company with knowledge and experience covering more than 100 years in certifying products. UL product safety evaluations involve a comprehensive review of important safety issues such as electrical shock, fire hazards, and performance (when performance is inherent to a product’s operating safely).
To establish certification, samples of a product submitted by manufacturers are tested and evaluated. Upon passing safety checks, UL authorises the manufacturer to apply a certification mark to the production of samples submitted.
UL’s involvement with product safety doesn’t end when a product leaves its laboratories after the tests.
It continue to assess product safety with inspection visits at manufacturing facilities around the world throughout the life of a product.