Proof of the required leakage rate according to TA Luft 2021 (VDI 2290) can be provided by a calculation according to DIN EN 1591-1.
General information: All information given in this Technical Information sheet represents our current level of knowledge and serves as information on our products and their respective scopes. It is not meant to ensure any particular properties of any product or the suitability of any product for any specific application, neither does it create any liability on our part.