NFPA Code Compliant MIC/Corrosion Treatment - UL Listed Inhibitor

Discussion created by matt-francis on Jul 18, 2019

Introducing FSS ProGuard 295UL, the fire protection industry’s first, and only, UL Listed bacterial and corrosion inhibitor!

FSS ProGuard 295UL from Huguenot laboratories is a corrosion and bacterial inhibitor designed and listed to address MIC (Microbiologically Influenced Corrosion) and generalized corrosion in fire sprinkler systems.

FSS ProGuard 295 UL is the only product that meets the treatment requirements of NFPA 13 Standard for the Installation of Sprinkler Systems, 2019 Edition, Sections 5.1.5 and 7.8.1!

5.1.5 Water Supply Treatment. (2) Treat all water that enters the system using an approved bacterial inhibitor. (2) Treat all water that enters the system using a listed corrosion inhibitor.


7.8 Additives and Coatings


7.8.1 Additives to the water supply intended for control of microbiological or other corrosion shall be listed for use within fire sprinkler systems.


No other product on the market meets these requirements – including Nitrogen! Nitrogen is only recommended for use in dry and preaction systems in any NFPA Standard. No NFPA Standard recommends, supports and allows its use in wet fire sprinkler systems.


Please contact Huguenot Laboratories for more information regarding FSS ProGuard 295UL!             858-735-4239