Item Codes:
MLB1R300 R-300 1″ Liner Board 48″ x 96″ (8 sheets/carton) JM SKU: 90007105
MLB112R300 JM R-300 Liner Board1-1/2x48x96 (6 sheets/carton) JM SKU: 90007106
MLB2R300 R-300 2″ Liner Board 48″ x 96″ (4 sheets/carton) JM SKU: 90007110
Specified on larger duct when a higher acoustical performance is needed or for when the airstream insulation in chase risers and plenums. Johns Manville Linacoustic R300 Rigid Liner Board is a specified product when Insulation needs to be more durable or in vertical chase risers or plenums. The product is made with glass fibers bonded together with a resin and then a mat surface is applied to the airstream side to form a smooth and tough finish that resists damage and allows for less resistance to airflow. The product provides noise reduction, energy efficiency and a moisture barrier.
