|850||In-Line Design Double Check Valve Assemblies - Small Diameter|
|850U||Double Check Valve Assemblies with Union End Ball Valves|
|LF850||Lead Free* MasterSeries® In-Line Double Check Valve Assemblies - Large Diameter|
|LF850, LF850U||Lead Free* In-Line Design Double Check Valve Assemblies - Small Diameter|
|LF870V||Lead Free* MasterSeries® N-Pattern Double Check Valve Assemblies - Large Diameter|
Disclaimer: FEBCO product dimensions in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements, please contact FEBCO Technical Service. FEBCO reserves the right to change or modify product design, construction, specifications, or materials without prior notice and without incurring any obligation to make such changes and modifications on FEBCO products previously or subsequently sold.