While you may only have certain spots for subs, all you can do is see how they work there (subs go where they need to go for best results, may not be aesthetically best or address the room modes best where you have available spots for them). Several articles on sub placement/integration techniques around here.... https://www.audioholics.com/home-theater-connection/subwoofer-placement-guidelines https://www.audioholics.com/subwoofer-setup/easy-subwoofer-placement https://www.audioholics.com/home-theater-calibration/subwoofer-integration