Viking VK686 K5.6 12:12 BB Corrosion-Resistant Attic Sprinkler
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The Viking VK686 K5.6 12:12 BB Attic Sprinkler is engineered specifically for fire suppression within sloped attic spaces. Installed directly into overhead fire protection assemblies, this automatic sprinkler provides reliable water distribution in challenging geometries where moisture and temperature fluctuations occur. It integrates seamlessly with wet, dry, pre-action, and deluge fire protection systems.
This specific-application sprinkler satisfies rigorous life safety requirements and complies with NFPA 13 and NFPA 13R standards for attic fire protection. Its design ensures code compliance and rapid activation, protecting critical overhead spaces in both residential and commercial buildings.
Key Features & Construction
- Solid Brass Construction: Manufactured with durable, corrosion-resistant solid brass materials and protective coatings to withstand aggressive attic environments and extend operational lifespan.
- K5.6 Orifice Size: Engineered for precise water distribution that meets NFPA 13 attic installation mandates for rapid suppression.
- 12:12 Slope Adaptation: Purpose-built for installations on a 12:12 roof pitch to guarantee optimal spray coverage across angled attic geometries.
- Multi-System Compatibility: Compatible for integration with wet, dry, pre-action, and deluge fire protection systems for flexible building safety designs.
| Technical Specification | Details |
|---|---|
| Manufacturer / Brand | Viking |
| Model / Series Number / SIN | VK686 (Model V-BB) |
| Connection / Thread Size & Type | N/A |
| Pressure Rating (WWP) | N/A |
| K-Factor | 5.6 |
| Temperature Rating / Response Type | N/A |
| Material / Body Construction | Solid Brass |
| Agency Listings & Approvals | UL Listed, FM Approved |
| Applicable NFPA Standards | NFPA 13, NFPA 13R |
Verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets before beginning installation.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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