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Disclaimer	This program is intended as a calculation aid for calculating vent areas according to the norms EN14491 and EN14994 . It does not relieve the user of his/her duty to read and follow these norms and all relevant legal and juridical regulations and norms. In case of possible contradictions between the calculation results according to the norm and the calcularion results of this program, the calculation results according to the norm are binding. StuvEx does not accept any responsibility for the consequences, be it direct or indirect, of the use of this program or its results, for faulty or wrong interpretation of the calculation results of the program, for the agreement (or possible lack thereof) between the calculation results of the program and the norm (be it the latest version or previous version thereof), nor for possible misuse of the program and / or its calculation results. While StuvEx takes the best possible care for this program and the required infrastructure for the program, StuvEx cannot accept any responsibility for possible technical problems during the use of this program, nor for the possible consequences (be it direct or indirect) of such problems. The user of this program allows StuvEx to use its entered data for possible marketing purposes.