1" Brass Check Valve, 4-Way, Lead-Free

Campbell 1-Inch Red Brass Backflow Preventer – Dependable Protection for Water Systems

Engineered to safeguard potable water supplies, the Campbell 1-Inch Backflow Preventer offers robust protection against reverse flow. Constructed from heavy red brass, this valve is built to endure high-pressure environments and harsh conditions without compromising performance or water safety.

This unit is ideal for preventing contamination in residential and light commercial systems, ensuring code-compliant backflow protection where it’s needed most. Its rugged design and high-temperature tolerance make it a smart fit for new installations, retrofits, or upgrades.

Why Contractors Trust This Valve

• Heavy-Duty Red Brass Body – Delivers long service life and excellent resistance to corrosion and mechanical wear.
• Lead-Free Certified – Suitable for potable water applications, complying with NSF/ANSI 372 and other safety standards.
• Stainless Steel Internal Spring – Provides strong, consistent sealing force for reliable prevention of backflow.
• Dual Installation Orientation – Can be installed horizontally or vertically depending on system layout needs.
• Temperature Rating Up to 180°F – Handles elevated water temperatures without compromising performance.

Specifications

• Size: 1 inch FNPT
• Body Material: Red Brass (Low Lead)
• Spring Material: Stainless Steel
• Operating Pressure: Up to 200 PSI
• Max Temperature: 180°F
• Country of Origin: USA

Installation Considerations

This valve is intended for permanent installation in systems requiring check protection against reverse flow. While it features straightforward FNPT threaded connections, correct installation is critical for function and compliance. For best results, use thread sealant appropriate for potable systems and install according to local plumbing codes. Contractor-grade tools and experience are recommended.

Application Use Cases

• Potable water lines
• Irrigation systems with backflow risk
• Residential and light commercial plumbing

Professional-Grade Backflow Prevention

The Campbell 1-Inch Red Brass Backflow Preventer is a proven solution for systems that demand durability and reliability. Whether you're managing new builds or maintaining existing infrastructure, this valve helps ensure your potable supply remains secure from cross-contamination risks.