NSF International, formerly the National Sanitation Foundation, is an independent, non-profit organization that provides research and education in the fields of public hygiene. To create a product that meets the rigid standards to be granted NSF certification means that your product has been shown to be among the most sanitary and hygiene-conscious products available on the market. Food Service Direct offers a broad line of sinks that have met these stringent NSF standards, meaning that the use of any of these sinks means that you are guaranteeing your patrons and employees the utmost in sanitary well-being.