Net present value (NPV) or net present worth (NPW) is defined as the total present value (PV) of a time series of cash flows. It is a standard method for using the time value of money to appraise long-term projects.
Our free calculator uses up-to-date, trusted data to estimate typical subcontractor costs for a Interior Wall Framing project. For a basic 125 square feet project in zip code 47474, the benchmark cost to Frame an Interior Wall ranges between $3.27 - $5.35 per square foot* . 1. Set Project Zip Code Enter the Zip Code for the location where labor is hired and materials purchased.
Labor Costs. We figure that a carpenter can frame about 8 lineal feet of exterior wall per hour. Material Costs. The cost includes 5.8 feet of 2x4 lumber per foot of wall-- based on 24 stud spacing and 8 foot wall height. The price also includes 4 lineal feet of lumber per foot of wall for double top and bottom plates.e figure that a carpenter can frame about 8 lineal feet of exterior wall per hour. Material Costs. The cost includes 5.8 feet of 2x4 lumber per foot of wall-- based on 24 stud spacing and 8 foot wall height.