The Viking T-480 2" In-Line Check Valve is engineered for fire protection and backflow prevention systems, providing reliable one-way flow control essential for maintaining system integrity. Designed for fire safety professionals and plumbing experts, this valve ensures compliance with stringent industry standards while delivering dependable performance in demanding conditions.

• Durable Construction: Made from ASTM A536 ductile iron, this valve resists corrosion and high tensile stress, ensuring long-lasting service in rigorous fire suppression environments.
• Advanced Sealing Technology: Utilizes EPDM elastomer sealing elements that create a reversible, leak-proof seat to maintain effective backflow prevention under varying pressures.
• Corrosion-Resistant Components: Stainless steel springs and fasteners support consistent functionality and durability against wear and environmental factors common in fire systems.
• Regulatory Certification: UL Listed under UL 312 and FM Approved, meeting NFPA 13 and NFPA 25 standards for fire protection system compatibility and safety assurance.
• Installation Versatility: Fits 2-inch piping with National Pipe Thread (NPT) female ends, allowing straightforward integration into existing fire sprinkler and water supply lines.
• Pressure Compatibility: Rated to handle system pressures up to 175 PSI (12.1 bar), ensuring reliable operation under typical fire protection conditions.
• Flexible Orientation: Suitable for both horizontal and vertical pipeline installations without compromising valve performance or backflow prevention.

By incorporating the Viking T-480 In-Line Check Valve into fire protection systems, professionals can effectively prevent backflow contamination that risks potable water safety and fire system reliability. Its certified, rugged design reduces maintenance demands while enhancing system stability, making it an indispensable component in municipal, commercial, and industrial fire safety setups where regulatory compliance and operational durability are critical.