Zurn Wilkins 350XL Double Check Backflow Preventer Valve 3/4”

Selling a brand new Zurn Wilkins 350XL Double Check Backflow Preventer Valve. Zurn Wilkins 350XL Double Check Backflow Preventer Size 3/4 inch Certifications & Listings • CSA® Certified B64.5 • ASSE® Listed 1015 • IAPMO® Listed • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California • Meets the Requirements of NSF/ANSI/CAN 61 Features • Double Check Valve Assembly — prevents backflow of non-health hazard pollutants into potable w