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Public   buildings are built for people. Help to protect their occupants against   external and internal sources of air contaminants – and improve their   comfort, health and productivity with clean indoor air.
   
    Public buildings play a vital role in society. In airports and offices,   halls and museums, hotels and restaurants, and schools and shopping malls,   Rt's air filter solutions protect against particulate contaminants, unwanted   odors and harmful gases.