Zurn 6-375ASTOSY 6 in. Stainless Steel Flanged 350 psi Backflow Preventer is engineered to ensure reliable performance in both commercial and residential applications. This CSA® Certified and IAPMO® Listed device is recognized for its robust construction and innovative design, making it an essential component for any plumbing system. Its stainless steel body offers exceptional protection against corrosion, ensuring longevity and durability even in challenging environments. Featuring versatile flanged connections, the backflow preventer is designed for easy installation in compact spaces, reducing both time and labor costs. The patented Compound Check mechanism enhances flow characteristics while allowing installation in lower-pressure systems. With a height of 41-1/4 inches and a length of 43-1/2 inches, this model is suitable for horizontal and vertical installations. The Zurn 6-375ASTOSY also meets several industry standards, including ASSE® 1013 and AWWA compliance (C511 and C550). It operates effectively with a maximum pressure of 350 psi and is lead law compliant, making it a safe choice for potable water applications. Additionally, the valve features a full port opening, which minimizes pressure loss and maximizes flow efficiency. With a weight of 346 lbs, this heavy-duty unit is built to withstand rigorous usage while maintaining optimal performance. The valve operator is a hand wheel, providing intuitive control over water flow. Trust Zurn for all your plumbing needs, and experience the difference that quality and innovation can make in your projects.
CSA® Certified
IAPMO® Listed
Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California
Flanged, grooved, or grooved x flanged end connections provide versatile installation
Short lay-length offers reduces installation time and costs in compact spaces
Patented Compound Check offers reliable performance, improved flow characteristics, and installation in lower-pressure systems
Stainless steel body protects against corrosion
ASSE® Listed 1013
AWWA Compliant C511 (with gates only), and C550
FM® Approved
Attributes
ANSI: ANSI 61
ASME: ASME B16.42
ASSE Standards: ASSE 1013
AWWA: AWWA C-511, AWWA C-550
Coating: Electrostatic Epoxy
Collection: Model 375AST
End Connection 1: Flanged
End Connection 2: Flanged
End Connections: Flanged
FM Approved: Yes
Height: 41-1/4 in
IAPMO Listed: Yes
Installation Type: Horizontal, Vertical
Lead Law Compliance Level: Lead Law Compliant and Certified
Lead Law Compliant: Yes
Length: 43-1/2 in
Material: Stainless Steel, Plastic, Rubber
Material Type: 300, 304L, Buna-N, Noryl®, EPDM
Minimum Temperature: 33
NSF: NSF 61
NSF Certified: Yes
Number of Handles: Two Handle
Pressure - High: 175
Pressure - Maximum: 350 psi
Pressure Class: 150#
Proposition 65: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Recommended Valve Application: Potable Water, Waterworks
Restrictions: This item is classified by UPS as oversized and must ship via LTL freight - additional charges apply.
Temperature Range: Up to 140 Deg F
UL Listed: Yes
Upc: 612052112374
Valve Body Material: 304L Stainless Steel
Valve Body Style: Inline
Valve Disc Material: EPDM
Valve Operator: Hand Wheel
Valve Port Opening: Full Port
Valve Seat Material: Stainless Steel
Valve Size: 6 in
Valve Stem: Outside
Valve Type: Reduced Pressure Zone Assembly
Weight: 346 lb
Width: 15-1/2 in
