- Aboveground walls, interior side
- Ceilings

Rigid Insulation and Soundproofing wood fiber panel with built-in vapour barrier

R+ is a fiberboard panel with a R-value of R3.4 / inch, with an integrated aluminum vapour barrier which provides an excellent barrier against air and moisture, while enhancing the soundproofing of your home. The R+ panel prevents moisture produced by occupants from migrating into the walls of your home, keeping them dry and free from mould. Rigid and non-friable, the R+ panel allows professional installation while offering optimum energy efficiency.