Not sure what you're planning, but I also have a suspended ceiling in the basement over my layout. I recently replaced all the old fluorescent tube 2 X 4 fixtures with LED tubes and clear frosted panels and like it very much.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .