Foam is generally produced by the addition of a foal liquid concentrate to water and mechanically mixing air into the foam solustion. SFFECO foam is compatible for use with non-aspirating nozzles also. SFFECO foam liquid concentrates include fluoroprotein, film-forming fluoroprotein (FFFP), Aqueous-film forming foam (AFFF), Alcohol Resistant Aqueous-film-forming(AR-AFFF) & other synthetic-based foams.