5975 Sunset View Drive
Traverse City, MI 49684
Phone: 231-941-7786
Email: info@advancedinsulationtc.com

JM CI MAX Rigid Foam

JM CI MAX Rigid Foam

JM CI Max Rigid Foam – For Exposed Interior Use

We use Johns Manville CO Max, which is a high efficiency rigid foam sheathing, designed for exposed interior applications. It is a polyisocyanurate closed cell foil faced foam board, that is approved for use without a thermal barrier. It is installed with an adhesive and/or mechanical fasteners.


  • Crawl spaces
  • Basements
  • Attics
  • Ceilings
  • Masonry or framed walls
  • New or existing applications

Characteristics / Performance Advantages:

  • Designed for exposed interior applications
  • Approved for use without a thermal barrier
  • Several R-Value sizes available
  • White finish looks neat and clean
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