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.
Drywall A Ceiling. When it comes to drywall, all projects fall under the ceiling or wall category. According to our ceiling installation cost estimator, the average price to install a ceiling is $1,279. Homeowners should expect to pay more for a drywall ceiling compared to a drop ceiling.