Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Incompetency(noun) the quality or state of being incompetent; want of physical, intellectual, or moral ability; insufficiency; inadequacy; as, the incompetency of a child hard labor, or of an idiot for intellectual efforts.
#1- nobody can estimate costs over the Internet. there are many variables going into estimating. costs for a standard drop ceiling varies by quality and style, can go from $1.75.00 per sq ft,-$8.75.00. are there showers/moist areas requiring aluminum grid? what's the height? 8'-22' can be standard.
1 A do-it-yourself drop ceiling in an average room requires about $300-$400 in materials (depending on the ceiling tiles chosen) and around two days of work, according to AlsNetBiz.com.hopping for a drop ceiling: 1  Most often drop ceilings are installed during a basement remodel, to give the room a finished look while still providing relatively easy access to ductwork, pipes or wiring under the tiles.