Vetracia mriežka na bočné okno

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 |  _ \    __| | |  _ \  | |_  |___  | | |__  
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 | |_| | | (_| | |  _ <  | |_    / /   | | | |
 |____/   \__,_| |_| \_\  \__|  /_/    |_| |_|