The flame retardant H 86027 is a safety-critical protective component used in the Sulzer ASL25 engine to limit flame propagation and enhance fire safety in high-risk areas. Engineered to withstand elevated temperatures and exposure to combustible environments, this component provides an effective barrier against flame spread. Its robust, heat-resistant material supports compliance with fire-safety requirements and plays an important role in protecting personnel, equipment, and surrounding systems in marine and industrial engine installations.