Universal Alcohol Resistant AFFF (AR-AFFF) concentrates demonstrate National Foams innovation and commitment to superior flexibility, firefighting performance and environmental responsibility. The first of the modern AR-AFFF foam concentrates, Universal products are used to extinguish hydrocarbons, polar solvent (water miscible) fires and many oxygenated fuel blends. Fuel type, proportioning accuracy and incident dynamics should be considered when selecting percentage use concentration.