Fenwal FM-200 is an environmentally-friendly, Halon 1301 replacement agent, which offers the most versatile clean agent suppression capabilities available for facilities that cannot afford fire-related business interruptions. Safe for occupied spaces, (non-toxic when used in accordance with NFPA Standard 2001) FM-200 leaves no residue on Class A, B, and C fires. FM-200 systems provide maximum protection with minimum hardware, require minimal space, and are extremely cost effective. FM-200 systems are UL/ULC listed and FM approved.