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  2. MgO Product Description and Attributes

Is MgO board fireproof?

Nothing is fireproof. MgO board is not fireproof but it is fire resistant.

Nothing is fireproof. MgO board is not fireproof but it is fire resistant.


MAXTERRA MgO panels have been tested and  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.