
Siding Quantities 





Wood Bevel Siding (Lapped or Rabbeted) 






Nominal Width of Siding 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Square Feet of Siding 



8" 

x 
1.34 
= 




10" 

x 
1.26 
= 




12" 

x 
1.21 
= 




Vertical Board Siding 






Nominal Width of Siding 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Square Feet of Siding 



8" 

x 
1.1 
= 




10" 

x 
1.08 
= 




12" 

x 
1.07 
= 




Tongue and Groove Siding 






Nominal Width of Siding 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Square Feet of Siding 



8" 

x 
1.37 
= 




10" 

x 
1.33 
= 




12" 

x 
1.31 
= 




Panel Siding 






Nominal Width of Siding 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Number of Boards/Panels 



4' x 8' 

x 
0.03125 
= 






















Trim And Molding Lumber Cost 














Type and Size 
Trim or Lolding Length in (Ln Ft) 
x 
Run Factor 
x 
Price Per CLF 
= 
Cost of Lumber 



x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




x 
0.01 
x 
0.0625 
= 




















Nail Quantities for Siding and Trim 





Horizontal Siding 






Nail Size 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Square Feet of Siding 



6d 
22 Sq Ft Area 
x 
0.006 
= 




8d 

x 
0.007 
= 




10d 

x 
0.01 
= 




Soffit and Porch Ceiling 






Nail Size 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Square Feet of Siding 



4d 

x 
0.01 
= 




6d 

x 
0.0125 
= 




Cedar Shake Siding 






Nail Size 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Square Feet of Siding 



6d 

x 
0.01 
= 




8d 

x 
0.015 
= 




Panel Siding 






Nail Size 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Number of Boards/Panels 



6d 

x 
0.017 
= 




8d 

x 
0.021 
= 




10d 

x 
0.03 
= 




Cornice 






Nail Size 
Net Wall Area (Sq Ft) 
x 
Run Factor 
= 
Number of Boards/Panels 



6d or 8d 

x 
0.01 
= 











