Zurn 4-375AST 375AST 4 in. Stainless Steel Flanged Backflow Preventer

Product Description

The Zurn 4-375AST backflow preventer is designed to protect potable water systems from contamination due to back-siphonage and backpressure. Constructed with a 304L stainless steel body, this assembly is ideal for high hazard applications. The lightweight design and compact layout facilitate easier installation in tight spaces.

• Reliability with patented Compound Check technology
• Short lay-length for reduced installation time
• Corrosion-resistant materials for lower maintenance costs

Product Highlights

This backflow preventer is certified and compliant with various standards, ensuring safety and performance in potable water systems.

Product Information

Standard Information

• Brand: Zurn Wilkins
• MPN: 4-375AST

Technical Specifications

• Application: Potable Water Supply for Fire Protection
• Backflow Type: Reduced Pressure
• Ball Valve/Gate Valve type: Non Rising Stem Gate Valve
• Body Material: 304L Stainless Steel
• Dimensions: 50 in L
• End Style: Flanged Non Rising Stem Gate Valves
• Media: Water
• Pressure Class: 125 lb
• Pressure Rating: 175 psi
• Temperature Rating: 140 deg F
• Warranty: 5 Years