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