Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Plumbing
Drainage Pipe Slope Calculator
Calculates the required slope and total vertical fall of a drainage pipe to achieve self-cleaning sewage flow over a given horizontal distance. Essential for plumbers designing gravity-fed drain systems.
Fill in the required fields to see your result.
Plumbing
Pipe Expansion Joint Calculator
Calculates how much a pipe will elongate or contract due to a temperature change, accounting for the thermal expansion coefficient of steel, copper, or aluminum. Essential for sizing expansion joints and loops in piping systems.
Fill in the required fields to see your result.
Key differences
| Drainage Pipe Slope Calculator | Pipe Expansion Joint Calculator | |
|---|---|---|
| Category | Plumbing | Plumbing |
| Inputs required | 4 | 3 |
| Result | Required Fall (inches) | Expansion (inches) |
| What it does | Calculates the required slope and total vertical fall of a drainage pipe to achieve self-cleaning sewage flow over a given horizontal distance. Essential for plumbers designing gravity-fed drain systems. | Calculates how much a pipe will elongate or contract due to a temperature change, accounting for the thermal expansion coefficient of steel, copper, or aluminum. Essential for sizing expansion joints and loops in piping systems. |