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New COIN® K5.6 Specific Application Sprinkler Offers 16' x 16' Coverage for Combustible Interstitial Spaces

Thursday, January 5, 2017 - 4pm


Hastings, Michigan, USA – The Viking Corporation, a global leader in fire protection and life safety systems, has introduced a new quick response specific application upright sprinkler for combustible interstitial (concealed) spaces, such as those found between floors and for low-pitch attics with roof pitches up to and including 2/12. With a coverage area up to 16’ x 16’, and a maximum height of 60”, the new 5.6K COIN® (COmbustible INterstitial) Model VK950 features a glass bulb operating element and special deflector that delivers the operation speed and broad distribution pattern required in shallow combustible concealed spaces. COIN® sprinklers are designed to protect areas constructed of wood truss, non-combustible bar joist, solid wood joists, or composite wood joists.

COIN® sprinklers are cULus Listed for use in specific light hazard combustible as well as non-combustible concealed spaces requiring sprinkler protection as outlined in NFPA 13, and can be installed in both CPVC and steel wet pipe sprinkler systems. When using steel pipe, they can be also be used in dry sprinkler systems.

The new Model VK950 has a 200°F (93°C) temperature rating and features a ½ in (15 mm) NPT thread size. In addition to the standard brass finish, the sprinkler is available with an Electroless Nickel PTFE (ENT) plating for corrosion resistance.

Viking also offers an extensive line of specific application Attic sprinklers suited for both wet and dry pipe systems in combustible and non-combustible sloped attic spaces.

Viking is a global leader in the manufacture and distribution of innovative fire protection and life safety systems. For nearly 100 years the company’s products and services have protected lives and property worldwide from the devastating effects of fire. For more information on Viking’s complete line of fire protection products and services, please visit or call 800-968-9501.