The Cla-Val Model 181M-EP Seawater Service Hy-Check Valve is built to MIL-F2–42 specifications and is used in AFFF Systems to prevent return flow throughout the deployment of the AFFF mixture.

Aqueous film forming foam (AFFF) systems are highly effective in marine fire suppression applications. AFFF systems employ a variety of valves with different functions to achieve timely and reliable service when it matters most.

Each of the Cla-Val products used in the AFFF is designed and manufactured to perform with fast-acting precision, playing a critical role in protecting life and equipment in the event of a fire aboard surface vessels.