What about rooms with casement windows? In that case, it will often involve building an adapter to install a room AC. Additionally, landlords could easily be up

What about rooms with casement windows? In that case, it will often involve building an adapter to install a room AC. Additionally, landlords could easily be upset by that, since then the window will be extended all the time, allowing it to be caught by winds or for water to damage the frame. There are also people who live in high-rises with windows that do not open.