Viking Microfast Horizontal Sidewall Fire Sprinkler | VK305 | Quick Response | 5.6K | Brass | 155F | 12997AB

Viking Microfast VK305 Quick Response Brass Horizontal Sidewall Fire Sprinkler delivers powerful, affordable fire suppression in ordinary-temperature applications. Using a heat-activated 3mm glass bulb, this automatic fire sprinkler opens when ambient temperatures reach 155F (68C), reducing the likelihood of flashover and facilitating safe evacuation.

The Viking Model Microfast has a 5.6 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 Quick Response Fire Sprinkler features a brass frame, copper deflector, and a nickel-alloy spring sealing assembly with PFTE tape.

With a maximum working pressure of 175 PSI (12.1 BAR), this horizontal sidewall sprinkler installs on a wall or the side of a beam where ceiling piping is not desirable and may be installed and used in accordance with NFPA 13 and local fire code. Each Model Microfast sprinkler is made by Viking, a global leader in fire protection manufacturing for nearly 100 years.

This product is UL listed & FM approved, and appropriate for use in fire protection systems when accepted by the authority having jurisdiction. In accordance with NFPA 13, a higher temperature rating may be required when installing a quick response fire sprinkler in or near heat sources, unventilated spaces, uncovered steam mains, or uninsulated rooftops.