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VK484 - Residential Horizontal Sidewall Sprinkler (K4.2)

VK484 - Residential Horizontal Sidewall Sprinkler (K4.2)

Viking's Freedom® Model VK484 Residential Horizontal Sidewall Sprinkler offers low water flow and pressure characteristics for both flat and sloped ceiling applications. With a 4.2 (57) K-factor, the VK484 is cULus listed for up to 16 x 20 ft (4.9 x 6.1 m) coverage areas and can be installed with the deflector up to 12 in (305 mm) below the ceiling.  The optional Electroless Nickel PTFE (ENT) coating has been investigated for installation in corrosive atmospheres and is UL Listed as corrosion resistant.  The VK484 is available in 155°F (68°C) and 175°F (79°C) temperature ratings.

Technical Details

K Factor: 

4.2 (60)





Part Number: 


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 20 ft (4,9 x 6,1 m)