Viking VK531 – Quick Response ELO Pendent Sprinkler (Storage-Density/Area) (K11.2)

Sprinklers & Valves (Wet System)

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VK531 – Quick Response ELO Pendent Sprinkler (K11.2)

The VK531 is a quick response pendent sprinkler with K11.2 ELO orifice, engineered for storage occupancy requiring fast activation and high-volume water discharge.

Key Features

  • Quick Response thermal element

  • ELO K-Factor 11.2 for heavy-duty storage areas

  • High penetration for commodity-class storage

  • Compatible with Density/Area design methods

  • UL Listed & FM Approved

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  • Type: Pendent – Quick Response

  • K-Factor: 11.2 (161 metric)

  • Max Working Pressure: 175–250 psi

  • Temperature Rating: 155°F–286°F

  • Materials: Brass body, stainless steel deflector

  • Finishes: Brass, Chrome, White Polyester

  • Connection Size: 3/4″ NPT

  • Warehouses

  • Industrial storage areas

  • Logistics facilities

  • High-pile and high-challenge commodities

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