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VK163, VK164, VK166 - Standard Response Dry Pendent Large Orifice Sprinklers (K8.0)

Viking Standard Response Large Orifice Dry Pendent Sprinklers are thermosensitive spray sprinklers suitable for use in areas subject to freezing. The sprinklers are designed for dry systems and preaction systems where it is necessary to prevent water or condensation from entering the drop nipple before sprinkler operation. They may also be installed in spaces subject to freezing and supplied from a wet system in an adjacent heated area.  The special Polyester and Electroless Nickel PTFE (ENT) coatings are listed/approved for installation in corrosive environments. Refer to technical data sheet for design and installation requirements.

Technical Details

K Factor: 

8.0, 
115 metric

Manufacturer: 

Viking

Page: 

F_090110

Part Number: 

12741U, 
12810U, 
12811U, 
12812U, 
12813U, 
12814U

VK Number: 

VK163, 
VK164, 
VK166

Additional Information: 

NOTICE: The product details indicated below are for general reference only and may vary based on the specific product approval and/or application. Always verify product details with the technical data sheet and consult with the Authority Having Jurisdiction (AHJ).

Max Pressure: 

175 psi (12 bar)

Response Type: 

Standard

Occupancy Type: 

Light Hazard, 
Ordinary Hazard, 
Extra Hazard

Thread Size: 

1" NPT (25 mm BSP)

Min Spacing: 

6 ft (1,8 m)

Max Spacing: 

Per Standards / Listings

Documents and Resources

Technical Data Sheets

Drawings

Product Quick Reference Guides

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