
VK331 - Microfast® Quick Response Pendent Sprinkler (K4.2)

The Viking Microfast® Quick Response Pendent Sprinkler VK331 is a small thermosensitive glass bulb spray sprinkler available with various finishes and temperature ratings to meet design requirements. The special Polyester and Electroless Nickel PTFE (ENT) coatings can be used in decorative applications where colors are desired. In addition, these coatings have been investigated for installation in corrosive environments and are listed/approved as indicated in the Approval Charts.
Technical Details
K Factor:
VK331
Manufacturer:
Viking
Page:
F_061814
Part Number:
21271
VK Number:
VK331
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:
Quick
Occupancy Type:
Light Hazard
Thread Size:
1/2" NPT (15 mm BSP)
Min Spacing:
Per Standards / Listings
Max Spacing:
Per Standards / Listings