For connecting a window switch (75243) to automatically switch off the unit if the chimney is installed below a window to be opened.Lt. EN 1949 since 1.7.03 for new installations.
This website uses cookies, which are necessary for the technical operation of the website and are always set. Other cookies, which increase the usability of this website, serve for direct advertising or simplify interaction with other websites and social networks, will only be used with your consent. More information
