Watts 757B FxG 4-Inch Double Check Valve Assembly with Grooved BFV

Protect your potable water supply from contamination using the 4-inch double check valve assembly. This heavy-duty assembly prevents the reverse flow of non-potable water caused by backsiphonage or backpressure. The lead-free construction meets national plumbing codes and water authority requirements for safe fluid management, helping you maintain efficient flow control and secure your property's water infrastructure.

Install this reliable system to manage fluid lines with total confidence. The durable stainless steel housing and sleeve offer long-lasting structural strength, so the assembly stands up to daily demands. You can service the fully removable Tri-Link check valves without needing special tools, making routine upkeep much simpler on site. The grooved gear-operated butterfly valves feature a built-in tamper switch for secure control, while the bronze body nickel-plated test cocks make routine maintenance checks straightforward.

Key Features & Construction

• Stainless Steel Housing: The durable stainless steel housing and sleeve offer long-lasting structural strength.
• Tri-Link Check Valves: The check valves are fully removable and serviceable without the need for special tools.
• Butterfly Valve Shutoffs: The grooved gear-operated butterfly valves feature a built-in tamper switch for secure control.
• Test Cocks: The assembly includes bronze body nickel-plated test cocks for routine maintenance checks.

Technical Specifications & Compliance Table

Verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets before installation.

Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)