Specifically designed for building interiors, especially in exposed areas, such as a basement, where most building codes allow it to be left exposed. CI Max provides an R-Value per inch of R-2.7 to R-26 and is available in a variety of sizes.
Johns Manville Exterior and Interior Wall Insulation
Johns Manville Exterior and Interior
Since 1858, Johns Manville has been providing insulation solutions for both commercial and residential applications. Johns Manville’s line of polyiso-based insulation products are designed to provide enhanced energy efficiency through exceptional moisture and air control.
This rigid foam product is used to protect a building’s exterior walls from excessive heat or moisture. The board provides continuous insulation, which eliminates thermal bridges that can cause major heat loss. AP Foil provides an R-Value per inch of R-2.7 to R-28 and is available in a variety of sizes.
View Johns Manville AP™ Foil Faced Polyiso Foam Sheathing Board Data Sheet