home
>
weather
>
rain-harvest

Rainwater harvest Calculator

Rainwater Harvesting calculator:
Enter the Roof area : m2
Amount of rainfall : mm
Rainfall harvestliters

 
   
  


Formula:

Rainfall harvest = ( RA * AF * 0.9 )

Where,
RA - Roof Area
AF - Amount of Rainfall
0.9 - Amount of total rainwater expected for harvesting.

This online calcualtor helps you dynamically to calculate the rainwater harvest from the amount of rainfall.