
Perma "R" Products R- 7.8 , 2-in x 4-ft x 8-ft Faced Polystyrene Board Insulation
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209 Questions
Read All Questions & AnswersCan this be used to insulate the exterior of a foundation?
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Below Grade or Below slab work is a common use for Insulfoam R-Tech. Technical Data Sheets can be found on Insulfoam.com
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