Approved Sprinklers for use with Foam Concentrates

Low Expansion Synthetic Fluorine Free Foam (SFFF) systems are comprised of various FM Approved and/or UL Listed components to establish a complete package for flammable liquid protection. Included in the package are pendent and upright foam-water sprinklers, which are non-aspirated foam discharge devices FM Approved in both closed and open sprinkler configurations!

SFFF foam calculations are made easy with our LoEx Foam Estimator(opens in a new window)! Utilize the estimator to calculate the necessary amount of low expansion foam you need for your project. You can estimate ALL the necessary components you need to complete your foam system package, including riser assemblies, discharge devices such as FM Approved Viking sprinklers, foam bladder tanks and more. Once complete, submit your estimated bill of sale to your local Viking SupplyNet. It’s THAT easy!