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Rmax Thermasheath R- 3.2 , 0.5-in x 8-ft x 4-ft Faced Polyisocyanurate Board Insulation

Rmax Thermasheath R- 3.2 , 0.5-in x 8-ft x 4-ft Faced Polyisocyanurate Board Insulation

4.2
9
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The specs on here have an (X) for fire But on the sheet itself it states “excellent fire performance” and “high service temperature 250F”