Add Yahoo as a preferred source to see more of our stories on Google. It's time to bring some form to their function. In the balance of form and function, drop ceilings lean heavily toward function.

Though suspended ceilings (above, right) remain the most popular ceiling system option, facility managers report that 17% of their total building square footage still features an open plenum ...

Dear James: One room has recurring cracks in the plaster ceiling. Instead of more repairs, is it wise to add a dropped tile ceiling to use it as a home theater? — Gary K. Dear Gary: Once cracks start ...