Annulus Calculator

Calculate the Number of Gallons of Epoxy to Fill Annulus

These calculations are for estimating purposes and should not be used in place of standard engineering pipe codes or product manufacturer's requirements.

Calculate Annulus
Gallons = (3.1416 * [(BigPipeInsideDiameter/2)^2) - (SmallPipeOutsideDiameter/2)^2)] * InputLength) / 231 cubic inches per USA Gallon
Big Pipe Inside Diameter Inches (Pumpkin)	** = Required Field
Small Pipe Outside Diameter Inches	**
Annulus' Axial Length Inches (Pumpkin)	**

Gallons of Epoxy to Fill Annulus	Click "Calc Annulus" to see answer