4 in x 48 in x 24 in Polyisocyanurate High Temperature Insulation, 2# DESCRIPTION_UPDATE mongo_id: 65bbe6fd3aaddbd5a9068ad6

mongo_id: 65bbe6fd3aaddbd5a9068ad6

mongo_id: 65bbe8069a749db82276d504

mongo_id: 65bbe8669a749db82278c414

Light Distribution Shape Type I

4 in x 48 in x 24 in Polyisocyanurate High Temperature Insulation, 2# DESCRIPTION_UPDATE mongo_id: 65bbe6fd3aaddbd5a9068ad6High 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 Operating Temperature 297 Degrees F, Overall Length 4 ft, Overall Width 24 in, R Value 21. 1, Thickness 4 in, Standards ASTM D1622, C518, D2126 Dimensional Stability, E84 at 1 in, E96, Water Vapor Permeability