Danfoss-Flomatic, of Glen Falls, N.Y., introduces a new four-color condensed catalog featuring its unleaded backflow preventers. This new literature highlights the company’s new unleaded material called Enviro-Check®, which is a material patented by The Federal Metal Company. This is the industry’s first unleaded bronze backflow preventer to receive approval from The Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California.