Tubulação Esgoto PVC
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
About this calculator
The PVC drainage pipe calculator is a helpful tool to calculate the drainage capacity of a building. It takes into account the number of rooms and calculates the required pipe size.
The calculation is made based on the formula: m = rooms·3, where m is the drainage capacity. This formula is based on the basic drainage needs of a residential or commercial building.
It is essential to use this calculator when designing or renovating a building, as it helps ensure that the drainage pipe is adequate to meet the needs of the structure.
Additionally, it is crucial to consider common precautions, such as calculating the pipe slope and the drainage capacity of each individual room.
Frequently asked questions
What is the formula m = rooms·3?
The formula m = rooms·3 is a simple estimate to calculate the drainage capacity of a building, considering the number of rooms and the fact that each room requires a certain drainage capacity.
Can I use this calculator for commercial projects?
Yes, you can use this calculator for commercial projects, as long as you consider the specific drainage needs of each establishment.
What is pipe slope?
The pipe slope is the inclination of the pipe relative to the ground, and it is crucial to ensure that water flows freely and prevents clogging.
If I have doubts about using the calculator, what should I do?
If you have doubts about using the calculator, it is recommended to consult a qualified professional, such as an engineer or an architect, to ensure that your building meets drainage and safety standards.
Can I export the calculator results to a file?
Yes, you can export the calculator results to a file, making it easier to print and store the calculations.