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 ...

When you walk into a store or some other commercial building and look up at the ceiling and see something that looks akin to a tic-tac-toe board, chances are you are looking at a suspended ceiling. It ...

Among the revisions in the 2014 NEC are some new Articles, one of which is Art. 393. As with most Chapter 3 Articles, this one exists to address a particular type of product. Low-voltage suspended ...