Steps Involved in Building a HouseSpike's Calculators

Wood Siding Calculator

Spike VM

This calculator can be used for basically any type of siding including, ship lap, dolly varden, fiber cement, engineered wood etc....

To use this calculator you have to know the exposed face value of the siding you are planning to install.

Cedar Siding Calculator
Cedar Siding Calculator
Actual width - overlap = exposed face

Length of Wall ft inch
Height of Wall ft inch
Wall Openings ft²
Exposed Face in. n
Waste %


Square Footage of Wall ft²
Amount of Siding
to Cover Wall
Waste Factor Adds lin.ft.
Total Amount of
Siding Needed
in lineal feet

The Calculation

  1. Enter the wall length. ( feet & inches)
  2. Enter the wall height. ( feet & inches)
  3. Enter the combined square footage of your windows and doors in "Wall Openings". (square feet)
  4. Enter exposed face value of the board. (inches + fraction)
  5. Enter waste factor if required.(percentage)

The results

  1. The square footage of your wall minus the openings.
  2. Amount of siding needed in lineal feet to cover the wall.
  3. Amount of lineal feet your waste factor adds.
  4. Total amount of siding in lineal feet needed = 2 plus 3.

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