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VK480 - Residential Flat Plate Concealed Horizontal Sidewall Sprinkler (K4.0)

VK480 - Residential Flat Plate Concealed Horizontal Sidewall Sprinkler (K4.0)

Viking's Freedom° Model VK480 4.0 (58) K-factor residential, flat plate concealed, horizontal sidewall sprinkler delivers the installation advantages of a horizontal sidewall sprinkler fully concealed behind a flat cover plate in a residential application. The VK480 is cULus listed for up to 16 x 18 ft (4.9 x 5.5 m) coverage areas with water flow and pressure requirements that are competitive with a standard recessed sidewall sprinkler.  The optional Electroless Nickel PTFE (ENT) coating has been investigated for installation in corrosive atmospheres and is listed/approved as corrosion resistant.

Technical Details

K Factor: 

4.0 (58)





Part Number: 

16207 (cover plate)

VK Number: 


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: 

Fast (Residential)

Occupancy Type: 


Thread Size: 

1/2" NPT (15 mm BSP)

Min Spacing: 

8 ft (2,4 m)

Max Spacing: 

16 x 18 ft (4,9 x 5,5 m)