Knauf Ecoroll R-11 Unfaced Fiberglass Insulation Roll - All sizes estimatestart-3 Blue Board's closed cell structure

Blue Board's closed cell structure and lack of voids resist moisture penetration thus increasing its thermal efficiency and protecting underlying materials from water damage

8 in C01 21/37 21 in x 37

finished appearance

5 In x 37

Knauf Ecoroll R-11 Unfaced Fiberglass Insulation Roll - All sizes estimatestart-3 Blue Board's closed cell structureIf you require delivery to ID, MT, OR or WA, please select that delivery zone as pricing and delivery to those states may vary. Knauf EcoRoll Insulation is a glass mineral wool insulation manufactured from abundant natural resources and at least 60% post consumer recycled material bonded with ECOSE technology. Size Sq Ft Bag 3. 5" x 15" x 40' 50 3. 5" x 15" x 70. 5' 88. 13 GREENGUARD gold certified to be formaldehyde free Naturally brown, eco friendly