NSF (National Sanitation Foundation)
NSF (National Sanitation Foundation) International, established in 1944, is an independent, non-for-profit organization (not unlike UL) that provides conformance testing services to government agencies, consumers and manufacturers. Listings of products that NSF has Certified to these two standards are available by clicking on the links available at their website.
NSF/ANSI Standard 51 – Food Equipment Materials
• Dealing with food display equipment (refrigerated and non-refrigerated), salad bars and buffet tables, and food mixing / preparation housings.
NSF/ANSI Standard 61 – Drinking Water System Components
• Dealing with valves, fittings, tanks and pipe used for potable (drinking) water.