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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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What is the difference between this and the unfaced green foam board?


R-Tech Insulation is a faced rigid board insulation, what is the green foam board you are referring to? R-Tech facers provide a surface that is virtually impervious to moisture.

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