The Kidde Non-Return Valve for Pipework is designed for fire protection specialists seeking reliable backflow prevention in critical sprinkler and suppression systems. Its robust construction and certified compliance make it a trusted choice for maintaining safe, uncontaminated water flow in demanding fire safety environments.

• Durable Construction: Made from high-grade ductile iron with a fusion-bonded epoxy coating, ensuring resistance to corrosion and an extended service life in fire protection systems.
• Precision Internal Components: Features stainless steel springs and corrosion-resistant fasteners for consistent valve performance and minimal upkeep.
• Reliable Sealing: Utilizes EPDM elastomer seals on seating surfaces to guarantee a secure, unidirectional shutoff essential for fire water flow integrity.
• Industry Certification: UL Listed per UL 789, FM Approved, and compliant with NFPA 13 and NFPA 25 standards, confirming suitability for life-safety fire protection applications.
• High Pressure and Temperature Ratings: Supports working pressures up to 175 PSI (12.1 bar) and operates efficiently between 33°F and 140°F (0.5°C to 60°C), matching typical fire system conditions.
• Versatile Installation Options: Compatible with NRS, flanged (ANSI B16.1), and grooved (AWWA C606) connections; can be installed horizontally or vertically to fit diverse piping layouts.
• Maintenance-Friendly Design: Engineered for long-term reliability with reduced maintenance demands, helping to avoid costly downtime in fire protection setups.

By preventing backflow and protecting water supplies from contamination, the Kidde Non-Return Valve plays a critical role in preserving the operational integrity of fire suppression networks. Fire protection contractors and engineers benefit from its adaptability to retrofit or new installations across commercial, industrial, and municipal systems. The valve’s certified reliability and durable materials deliver confidence that fire safety infrastructure will perform as intended, safeguarding lives and property while simplifying compliance with regulatory mandates.