16 76TH ST SW 2025-08-20 - Laserfiche WebLink

ES-LF007 For • • Applications Job Name Contractor Job Location Approval Engineer - - - Contractor's P.O. No. Approval - - - Representative Series LF007 Double Check Valve Assemblies Sizes: 1/2" -3" (15-80mm) = Series LF007 Double Check Valve Assemblies shall be installed at referenced cross-connections to prevent the backflow of polluted * water into the potable water supply.Only those cross-connections identified by local inspection authorities as non-health hazard shall 3/a"(20mm)LF007M3QT be allowed the use of an approved double check valve assembly. The LF007 features Lead Free`construction to comply with Lead Free*installation requirements. Check with local authority having jurisdiction regarding vertical Test Cocks O orientation,frequency of testing or other installation requirements. The valve shall meet the requirements of ASSE Std. 1015 and = AWWA Std. C510.Approved by the Foundation for Cross- �� )®) Connection Control and Hydraulic Research at the University of Southern California. Features • Ease of maintenance — only one cover - — •Top entry • Replaceable seats and seat discs • Modular construction •Compact design First Check Second Check Module Assembly Module Assembly • Lead Free"cast copper silicon alloy body construction — '/2"-2" (15-50mm) The LF007 Series features a modular design concept which facilitates • Fused epoxy coated cast iron body— 21/2"-3" (65-80mm) complete maintenance and assembly by retaining the spring load. •Top mounted Lead Free*ball valve test cocks • Low pressure drop • No special tools required for servicing Now Available •'/2"-1" (15-25mm)have tee handles WattsBox Insulated Enclosures. Specifications For more information,send for literature ES-WB. A Double Check Valve Assembly shall be installed at each noted location.The assembly shall consist of two positive seating check modules with captured springs and rubber seat discs.The check Inquire with governing authorities for local installation requirements module seats and seat discs shall be replaceable. Service of all internal components shall be through a single access cover secured with stainless steel bolts.The Double Check Valve Assemblies shall be constructed using Lead Free'cast copper The information contained herein is not intended to replace the full silicon alloy. Lead Free"Double Check Valve Assemblies shall product installation and safety information available or the experience comply with state codes and standards,where applicable, requir- of a trained product installer.You are required to thoroughly read ing reduced lead content.The assembly shall also include two all installation instructions and product safety information before resilient seated isolation valves;four top mounted, resilient seated beginning the installation of this product. test cocks.The assembly shall meet the requirements of ASSE Std. 1015 and AWWA Std. C510.Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University 'The wetted surface of this product contacted by consumable of Southern California.Assembly shall be a Watts Series LF007. water contains less than 0.25%of lead by weight. Watts product specifications in U.S.customary units and metric are approximate and are provided for reference only.For precise measurements %VWAM please contact Watts Technical Service.Watts reserves the right to change or modify product design,construction,specifications,or materials with- out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.