Class a Foam for Structural Firefighting

This report provides a general overview of nozzle-aspirated class A and compressed air foam systems. It then discusses hands-on evaluations by several fire departments that are currently using class A foam systems in structural fire suppression or wildland/urban interface fire protection. Reported advantages and disadvantages in the use of class A foams and CAFS in structural firefighting, both from field experience and from recent fire protection literature, are included in this report.