Best Seller | ITW 47230 1 in x 48 in x 24 in Polyisocyanurate High Temperature Insulation, 2# High Temperature Insulation, Density 2 lb/cu ft, Facing Material Unfaced, Flexibility Not Applicable, Foam Cell Type Closed, Form Board, Insulation Color Yellow, Insulation Material PIR Foam, Maximum Operating Temperature 297 Degrees F, Minimum... ... more ITW 47230 1 in x 48 in x 24 in Polyisocyanurate High Temperature Insulation, 2# High Temperature Insulation, Density 2 lb/cu ft, Facing Material Unfaced, Flexibility Not Applicable, Foam Cell Type Closed, Form Board, Insulation Color Yellow, Insulation Material PIR Foam, Maximum Operating Temperature 297 Degrees F, Minimum... | | $46.69 go to store |