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Johns Manville - Permacote® Linacoustic R300 1" x 48" x 96" Rigid Fiberglass Plenum Liner Board

Item: JMR3001
MFR: 90007105

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About This Product

Product Info


Johns Manville - Permacote® Linacoustic R-300 is a rigid fiber glass board that meets or exceeds all ASTM C1071 Type II duct liner requirements. The airstream surface and the long edges are coated with a tough, smooth, state-of-the-art acrylic polymer. R-300 offers exceptional durability and superior acoustical and thermal performance.

Uses: R-300 is specifically designed for use as an extended performance lining insulation for HVAC plenums and air distribution ductwork.
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight8 Pounds (lbs)
Width96 Inches (In)
Height8 Inches (In)
Country of OriginUSA
Length48 Inches (In)
ApplicationDuct liner, acoustical
ApprovalsUL File R3711
BrandJohns Manville
ColorBlack, Yellow
Coverage32 FT2
Noise Reduction Coefficient (NRC)0.75
Prop 65Yes
ResistancesK = 0.23
Size1" x 48" x 96"
StandardsASTM C423
Temperature Range0°F to 850°F (-17.7°C to 454.4°C)
TierPermacote® R300
UL ListedYes
UL RecognizedYes


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