FM-200 - Design Concentration

FM-200 (HFC-227ea) design concentration for Class A surface fires - 7 %, discharge in 10 s.

FM-200FireHalocarbon

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

m = V \cdot c \cdot \rho_{FM}

Symbol	Meaning	Unit
$ρ_FM$	FM-200 vapour density	kg/m³

Source: NFPA 2001 / FSS Ch. 5

FM-200 (HFC-227ea) design concentration for Class A surface fires - 7 %, discharge in 10 s.