Internal Airtight Vapour Control Racking Panel
This product is class A Passiv-haus component certified. The board itself has an integral vapour control layer and simply requires a suitable ISOCELL airtight tape to be fixed over the structural joints and intersections of structural elements such as walls, floors and ceiling.
For use in service class 1 and 2 environments, according to EN312, with a wet cup Sd value of 2.88m to allow you to design true “breathing walls.”
Should be used in conjunction with Panelvent DWD to form “breathing wall,” construction in timber frame structures.