With a membership fee of only CHF 20.- per year, you can help us to save the pressure chamber from being scrapped.
With an annual fee of CHF 200.- or more, you will not only become a member, but a patron and will be named (if desired) in the corresponding section on this homepage.
Note: also clubs and organizations can become a patron with us.
To submit a membership application, please fill in the following form. In return, you will receive the membership documents immediately from us.