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Johns Manville Diffuser Board is designed for use in the fabrication of HVAC systems, air diffusers and register boxes. The airstream surface features a black-colored surface, which provides a smooth interior surface that offers minimal resistance to air flow. JM diffuser board is available plain or with a tough fire-resistant FSK facing laminated to the exterior surface. JM diffuser board provides excellent thermal and acoustical performance.

Specifications

NRC

  • 0.7 (R4.3)

R-Value

  • 4.3 (1”)

Recycle Content

  • 13%

Documentation

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