ProSaunas Foil Vapor Barrier

A vapor barrier is a crucial component for traditional sauna room construction. Foil vapor barrier will protect the building structure by blocking moisture from getting inside walls and is used by most sauna manufacturers. Optional high temperature foil tape is recommended for best results. Staple foil vapor barrier behind tongue & groove sauna wood paneling on walls and ceiling. It also adds 1R insulation efficiency by reflecting radiant heat back into the sauna room.