The Reduced Pressure Detector Backflow Prevention Assembly shall be certified to NSF/ANSI 61, ASSE® Listed 1047, and supplied with full port OS & Y gate valves. The main body and access cover shall be epoxy coated ductile iron (ASTM A 536), the seat ring and check valve shall be NORYL™, the stem shall be stainless steel (ASTM A 276) and the seat disc elastomers shall be EPDM. The checks and the relief valve shall be accessible for maintenance without removing the device from the line. The Reduced Pressure Detector Backflow Prevention Assembly shall be a ZURN WILKINS Model 375ADA
Compliance:
- ASSE® Listed 1047 (2 1/2" - 8")
- CSA® Certified B64.4 (2-1/2" - 8")
- AWWA Compliant C550
- UL® Classified
- C-UL® Classified
- FM® Approved
- USC Approved
- NSF/ANSI/CAN 61
Features:
- Sizes: 2 1/2"*, 3"*, 4", 6", 8", 10"
- Maximum working water pressure 175 PSI
- Maximum working water temperature 140°F
- Hydrostatic test pressure 350 PSI
- End connections (Grooved for steel pipe) AWWA C606
- (Flanged) ANSI B16.1 Class 125
- *2 1/2" & 3" sizes use 4" body & reducer coupling
Keywords: Reduced Pressure Detector Backflow Preventer, zurn backflow preventer, backflow preventer, reduced pressure backflow preventer, wilkins backflow preventer, Zurn wilkins backflow preventers