An airtight membrane is one of the most critical components in any passive house or other high-performance building. It helps to prevent heat loss and draughts, and to protect the building structure from internal moisture. Partel supply a range of airtight and wind-tight membranes, including three systems that are certified by the Passive House Institute (PHI) in the highest component class, Class phA.
But why are high quality membranes so critical in a passive house, and how exactly are they tested by the PHI to ensure their quality?
Read on to learn about the critical role that Partel membranes play in high performance buildings, and about how they are tested and certified.