Zurn Wilkins 4-375AST 4 in. Stainless Steel Flanged 350 psi Backflow Preventer

Product Description

The Zurn Wilkins 4-375ASTOSY is a backflow preventer designed to protect potable water supplies from contamination. This model features a durable stainless steel body, ensuring resistance to corrosion and long-term performance. It is suitable for high hazard applications and provides reliable operation in various installation settings.

• Short lay-length reduces installation time and fits in compact spaces.
• Patented compound check provides improved flow characteristics and reliable performance.
• Stainless steel construction enhances durability and resistance to wear.

Product Highlights

The backflow preventer is equipped with various connection options, including NRS and OS&Y gate valves, ensuring installation flexibility for professionals.

Product Information

Standard Information

• Brand: Zurn Wilkins
• Model Number: 4-375ASTOSY

Technical Specifications

• Type: Reduced Pressure Principle Backflow Preventer
• Size: 4 inches
• Material: Stainless Steel
• Weight: 212 lbs
• Height: 23.25 inches
• Length: 25.63 inches
• Width: 12.5 inches
• Maximum Working Water Pressure: 175 psi
• Maximum Working Water Temperature: 140 deg F
• Connection Type: Flanged x Flanged
• Mounting Type: Vertical, Horizontal
• Application: Waterworks