Attributes . Fully-Hinged, Drop Down Doors Support Installed Equipment and Open to Provide Safe, Easy Access, Enclosures Install Flush with the Drop Ceiling for Clean Look, Plenum-Rated, Two Edge-Protected Cable Access Ports with Fire-Rated Foam Sealing Kit, AC Power Ready, 9 CFM Fan with Transformer Provides More than 100 Air Changes Per Hour, Made in USA . Names