【實用工具app】Rainwater Harvest Calculator|最夯免費app-綠色工廠好玩App

The Rainwater Harvest Calculator was developed by http://www.raintankdepot.com to provide users with an easy to use tool to calculate their rainwater harvesting potential based on the average inches of rainfall for a region in a given month. The calculator uses the length and width dimensions of roof to calculate your rainwater harvesting and collection potential on a daily, weekly, monthly and annual basis.