Viking™ VK4680 Residential Fast Response White Pendent Fire Sprinkler delivers powerful, affordable fire suppression in residential occupancies such as homes and apartments. Using a heat-activated 3mm glass bulb, this automatic fire sprinkler opens when ambient temperatures reach 175F (79C), supporting rescue and evacuation efforts by lowering ambient temperatures.
The Viking™ Model VK4680 has a 4.9 K-Factor and installs with 1/2 in. (12.7 mm) National Pipe Thread (NPT), used in fire sprinkler systems throughout the United States. This Residential Fast Response Fire Sprinkler features a lead-free design in compliance with the Reduction of Lead in Drinking Water Act, including a white finish, brass frame, brass screw, and a spring sealing assembly made with nickel alloy and PTFE tape.
With a maximum working pressure of 175 PSI (12.1 BAR), this pendent sprinkler hangs from above-ceiling piping and may be installed and used in accordance with NFPA 13, NFPA 13R, NFPA 13D and local fire code. Each Model VK4680 sprinkler is made by Viking™, a global leader in fire protection manufacturing for nearly 100 years.
This product is UL-listed, and appropriate for use in fire protection systems when accepted by the authority having jurisdiction.
*OBSOLETE* Sprinkler is no longer manufactured. This Sprinkler has been replaced by the VK468WH175.
