EMACO Foam Bladder Tank requires no outside power source other than adequate water supply. It is designed to inject foam concentrate into the water supply to extinguish liquid hydrocarbons fires in power stations and flammable or combustible liquids tank areas also in large areas including refineries, oil, gas chemical, and industrial facilities, aircraft hangars, for its effectiveness. UL Listed and FM Approved Require less space than foam pump skid Designed for maximum agent discharge Permanently welded lifting lugs for easy tank movement and positioning Tanks are Externally Red enamel coated