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  2. MgO Product Description and Attributes

Is MgO board fire resistant?

Yes, MgO board is fire resistant. MAXTERRA MgO panels are ASTM E-84 Class A with a 0 Flame Spread Index and a 0 Smoke Development Index.

Yes, MgO board is fire resistant. MAXTERRA MgO panels are ASTM E-84 Class A with a 0 Flame Spread Index and a 0 Smoke Development Index. 


Offering exceptional fire resistance, MAXTERRA MgO panels are ideal for applications that require fire rated assemblies.