Choose from an extensive line of firefighting foam concentrates. Our foam concentrates meet a wide-range of challenges, including industrial, marine, mining, municipal, oil, petrochemical, and transportation. Class A foams aid fire suppression and can prevent reignition. Class B foams are designed for Class B fires – flammable liquids. eDarley’s fire-fighting foams are some of the most environmentally friendly products in their class in the world.