This 1 IN lead-free dual check valve backflow preventer helps prevent the reverse flow of polluted water from residential fire sprinkler systems from entering into the potable water supply. It consists of a bronze body construction with dual check valve backflow preventers, silicone seat discs, and identification tag. The valve offers low pressure drop, easy maintenance and service and is designed for non-health hazard residential sprinkler systems at the water meter or service entrance. Check with local inspection authorities for installation requirements.

Watts Residential Fire Sprinkler Dual Check Valve Backflow Preventer, Item Name: Residential Fire Sprinkler Dual Check Valve Backflow Preventer, Series/Model: LF07S, 1 X 1 IN Nominal, FNPT X FNPT Connection, 160 PSI, 33 - 140 DEG F, Bronze Body, Silicone Seat, Industry Standards: American Act Compliant, ASSE 1024, ANSI/NFPA 13, 14, 15, 20, 22, And 24 Compliant, cCSAus B64.6 Certified, cULus Listed, NSF Certified, UPC Approved, Lead Free: Yes, Additional Specifications: Body Pattern: Inline, Disc Material: Silicone

• Low pressure drop
• Install horizontally or vertically
• Easy-to-maintain and service

• Specification Name https://www.macombgroup.com//ASSETS/DOCUMENTS/ITEMS/EN/WATTSLF07S1_Spec.pdf