What does it mean to be NSF Certified? It means that your products have been weighed, measured, and found to represent the highest standards of quality in your industry. NSF International (formerly National Sanitation Foundation) is the premier organization for testing of products, world-wide, across a vast array of manufacturing and service categories. Labs that qualify products to NSF standards are held to very exacting specifications in their processes. This is so every item meets, or exceeds, NSF values. These listed products are NSF certification compliant so that our customers can rest assured that when they buy RecPro products, they buy the best in the industry.