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R- 7.8 , 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation

Perma "R" Products R- 7.8 , 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation

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Is it fire rated to be exposed


R-TECH insulation is considered combustible by the Building Code. When used in interior applications the product must be covered with a 15 min thermal barrier (1/2" sheet rock). Refer to ICC-ES ESR 1788.

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