TR 3" Convex Flow Control Valve Galvanized Fire System
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The Viking TR 3" Convex Flow Control Valve is a precision-engineered component designed for commercial and industrial fire protection assemblies. Installed primarily within wet pipe sprinkler networks, this valve regulates water flow rates and stabilizes internal pressure to prevent system damage from water hammer or pressure surges during emergency operations.
To satisfy rigorous code compliance, this assembly is built in accordance with NFPA 13 standards for the installation of sprinkler systems and NFPA 25 standards for the inspection, testing, and maintenance of water-based fire protection systems. Meeting these governing requirements ensures that inspectors, maintenance teams, and contractors maintain operational reliability and facility life safety compliance.
Key Features & Construction
- Galvanized Steel Body: Resists corrosion, mechanical wear, and environmental deterioration in facilities with fluctuating humidity and temperature variations.
- Convex Valve Design: Precisely manages water flow to maintain adequate operating pressure and enhance sprinkler activation effectiveness during fire events.
- 3-Inch Network Integration: Fits seamlessly into existing commercial piping configurations to streamline installation without compromising structural integrity.
- Lightweight Job-Site Profile: Weighing approximately 35.76 lbs, it balances structural strength with reduced installation times and lower labor efforts.
Technical Specifications & Compliance Table
| Technical Parameter | Specification |
|---|---|
| Manufacturer / Brand | Viking |
| Model / Series Number / SIN | TR 3" Convex Flow Control Valve |
| Connection / Thread Size & Type | 3-Inch |
| Pressure Rating (WWP / Max Working Pressure) | N/A |
| K-Factor | N/A |
| Temperature Rating / Response Type | N/A |
| Material / Body Construction | Galvanized Steel |
| Agency Listings & Approvals | UL Listed, FM Approved |
| Applicable NFPA Standards | NFPA 13, NFPA 25 |
Contractors must verify local Authority Having Jurisdiction (AHJ) mandates and consult the manufacturer's engineering data sheets prior to beginning field installation.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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