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.
How much does it cost to install a suspended acoustic ceiling? According to Armstrong.com, the cost of a new suspended acoustic ceiling for a 10'x12' room is between $50 and $200 in materials.This does not cover the installation and purchase of the suspension system, however.he costs for this would average between $75 and $125. The average costs and materials associated with this project include: 1  Installation-Any installation is going to first require that a grid work from which the panels are suspended is properly installed.