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Viking VK535 K11.2 ECOH Upright Fire Sprinkler for Commercial Protection

Viking VK535 K11.2 ECOH Upright Fire Sprinkler for Commercial Protection

Regular price $44.99 USD
Regular price $49.99 USD Sale price $44.99 USD
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The Viking VK535 K11.2 ECOH Upright Fire Sprinkler is engineered for upright installation in commercial, industrial, and storage fire protection systems. This Extra-Large Orifice (ELO) component optimizes hydraulic efficiency by satisfying Ordinary Hazard density requirements at lower operating pressures, which simplifies system design and reduces overall installation costs.

Designed to comply with NFPA 13 standards, this unit fulfills rigorous commercial code requirements for dependable water distribution and timely activation. It satisfies life safety and property protection mandates across heavy-duty occupancies where reliable fire suppression is critical.

  • High-Strength Brass Body: Built with corrosion-resistant alloys to withstand harsh commercial and industrial environments.
  • 11.2 K-Factor Rating: Maximizes fire suppression effectiveness while minimizing water usage through optimized distribution.
  • Dual Response Capability: Operates as either a standard or quick response sprinkler to adapt to diverse hazard classifications.
  • Precise Thermal Sensitivity: Incorporates specific temperature ratings for timely activation matched to your environmental conditions.
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Specification Detail
Manufacturer / Brand Viking
Model / Series Number / SIN VK535
Connection / Thread Size & Type 3/4" NPT (20 mm)
Pressure Rating (WWP / Max Working Pressure) 175 psi (12 bar)
K-Factor 11.2
Temperature Rating / Response Type Standard / Quick Response (ECOH ELO)
Material / Body Construction High-strength brass with corrosion-resistant alloys
Agency Listings & Approvals UL Listed, FM Approved
Applicable NFPA Standards NFPA 13

Verify all local Authority Having Jurisdiction (AHJ) requirements and consult the manufacturer technical data sheet prior to laying out piping and installing components.

Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)

More Information
Brand Viking
Sprinkler Type Upright
K-Factor 11.2
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