Enter the dimensions of your gutter and the material type into the calculator to determine the amount of gutter coil needed.

## Gutter Coil Calculation Formula

The following formula is used to calculate the amount of gutter coil needed.

Coil Needed = (Length * Width * Depth) / 12

Variables:

- Length is the length of the gutter (feet)
- Width is the width of the gutter (inches)
- Depth is the depth of the gutter (