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 But, if you opt to do it yourself, you can get the grid and panels for $650 only. 2  Other sources said the materials for a 10Ã12-foot suspended ceiling may cost around $50 to $200. 3  To have a professional install a suspended ceiling, plan on budgeting around $2 to $5 per square foot. To have a professional install a suspended ceiling, plan on budgeting around $2 to $5 per square foot. 2  To get a detailed quote for your project, HomeAdvisor.com can connect you with countless contractors in your area.