The Deringer 50G Reduced Pressure Detector Assembly is a robust backflow prevention device engineered for commercial and industrial fire protection systems. It is designed to protect potable water supplies by detecting and blocking hazardous backflow, ensuring fire sprinkler and suppression systems meet stringent safety regulations.

• Durable Construction: Crafted with heavy-duty, corrosion-resistant materials suited for demanding fire service environments to ensure long-lasting performance.
• Reliable Internal Mechanisms: Incorporates stainless steel springs and precision components designed for consistent operation under high-pressure conditions typical of fire protection networks.
• Leakage Prevention: Features elastomeric seals and seats that maintain a tight shutoff and resist wear, securing system integrity and preventing contamination.
• Certification & Compliance: UL Listed to UL 312, FM Approved, and compliant with NFPA 13 and NFPA 25 standards, meeting rigorous fire safety and backflow prevention codes.
• Pressure Compatibility: Engineered to perform reliably under varying pressures common in fire suppression systems, ensuring constant protection despite system fluctuations.
• Flexible Installation: Suitable for both horizontal and vertical mounting, compatible with standard fire protection piping, streamlining retrofit and new system integration.
• Continuous Monitoring: Actively detects backflow events to prevent contaminants from entering potable water supplies, enhancing overall water safety.
• Maintenance Accessibility: Equipped with test ports for easy inspection and compliance with regulatory testing requirements, reducing downtime and upkeep effort.

Ideal for fire protection contractors, facility managers, and plumbing professionals, the Deringer 50G addresses critical backflow risks in fire sprinkler systems. It ensures a continuous safeguard against contamination, protecting both public health and property. Its compliance with multiple recognized safety standards simplifies inspections and code adherence. The device’s durable build and reliable detection technology offer peace of mind by maintaining a clean water barrier while integrating seamlessly into existing fire suppression infrastructure without sacrificing system efficiency or flow capacity.