About Construction Material Quantity & BOM Estimator
Comprehensive takeoff calculator for interior partition walls and framing. Computes 2x4/2x6 lumber studs (16" or 24" OC), top/sole plates, 4x8 drywall sheets, fiberglass insulation, and drywall screws.
Key Capabilities & Features
- Wall length, height, and stud spacing (16" or 24" on-center)
- Opening framing allowance (4 extra king/jack studs per door/window)
- Triple plate linear footage (double top plate + bottom sole plate)
- Drywall 4x8 sheet counts for both wall sides (+10% waste)
- Insulation batts square footage and drywall screws weight
How to Use Construction Material Quantity & BOM Estimator
Enter Wall Dimensions
Input total linear feet of wall and wall height.
Set Stud Spacing
Choose 16 inches on-center (load-bearing/standard) or 24 inches.
Specify Openings
Enter number of door and window openings requiring header studs.
Export Material List
View complete takeoff list ready for your lumberyard order.
Privacy & In-Browser Execution Guarantee
100% client-side calculation. Your project measurements never leave your device.
Frequently Asked Questions
How do you calculate studs needed for a wall?
A reliable rule of thumb is: (Wall Length in feet * 0.75) + 3 for corners, plus 4 extra studs per window/door opening, plus 10% for waste and blocking.
How many drywall sheets do I need for a room?
Divide total wall surface area by 32 (area of a 4x8 sheet) and add 10% to 15% for cutting waste around corners and windows.