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Johns Manville - Micro-Aire® Duct Board 475 MF 1" x 48" x 120" Carton (6 Sheets)

Item: DB-4X10X1-475C
MFR: 90005696

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About This Product

Product Info


Johns Manville - Micro-Aire® duct board is used to fabricate ducts for commercial and residential construction and delivers excellent acoustical and thermal performance. It is produced using our dedicated manufacturing process that results in increased product consistency for efficient fabrication. Micro-Aire's flexibility and design saves contractors weight and cost. In addition, installed Micro-Aire has less air leakage compared to metal ducts, which provides building occupants with more consistent temperatures, improved comfort and energy efficiency.
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight89.92 Pounds (lbs)
Width49 Inches (In)
Height6 Inches (In)
Country of OriginUSA
Length121 Inches (In)
ApplicationDuct Board
BrandJohns Manville
FinishBlack mat, FSK
Flame/Smoke Rating25/50
Noise Reduction Coefficient (NRC)0.7
Prop 65Yes
ResistancesK = 0.23
Size1" x 48" x 120'
Temperature Range40°F to 250°F (4.4°C to 121.1°C)
UL ListedYes
UL RecognizedYes


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