The Febco MasterSeries LF856 Lead-Free* Double Check Detector Assembly is designed to protect potable water supplies from dangerous cross-connections in accordance with national plumbing codes and water authority requirements. It is suitable for non-health-hazard applications, including irrigation systems, fire protection lines, and industrial processing.

The assembly features a ductile iron body with a fused epoxy coating incorporating ArmorTek® technology for enhanced corrosion resistance. Its patented three-part ArmorTek® epoxy coating system is engineered to help prevent microbial-induced corrosion (MIC) and corrosion of the underlying metal substrate.