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. In sloped ceiling applications, the VK484 is listed for ceilings with up to a 4/12 in (18°) pitch, with the sprinkler installed to discharge across the slope. Additionally, for 16 x 20 ft room sizes, the VK484 provides a listed flow rate of 22 gpm (83 lpm) for flat ceilings.
The VK484 is available in 155°F (68°C) and 175°F (79°C) temperature ratings.