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Install a Rain Harvesting System | Rain Tanks & Rain Barrels | Newsletter Sign Up | Rain Collection Calculator

Install a Rain Harvesting System | Rain Tanks & Rain Barrels | Newsletter Sign Up | Rain Collection Calculator

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	Rain Collection Calculator

Rain Collection Calculator

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Enter the square footage of the catchment area of your roof you wish to collect rainwater from. To get an approximate calculation, you can enter the square footage of the footprint of your home. Then just enter the annual inches of rainwater you get a year in your area. This will calculate how many gallons of rainwater you can collect a year.

What is the square foot of the catchment area of your roof?

How many inches of rainfall do you get per year?

We use a .9 loss factor in determining how many gallons of rainwater you can collect per year.

How many gallons of rainwater you can collect per year.

Calculate

Sacramento Area Office: 4021 Alvis Ct., Suite 5, Rocklin, CA 95677 -- (877) 662-5644 -- Fax: (916) 624-5001

Sacramento Area Office: 4021 Alvis Ct., Suite 5, Rocklin, CA 95677 -- (877) 662-5644 -- Fax: (916) 624-5001

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