Roof Water Colleciotn

Did you know the average roof collects 600 gallons 2 271 2 l of water for every inch of rainfall.

Roof water colleciotn.

The rain will collect in gutters that channel the water into downspouts and then into some sort of storage vessel. Collecting the rainwater that runs off your roof is a great way to conserve an important natural resource. They are covered with a zinc layer that seals the metal and iron from getting into your water. Rainwater collection calculation formulas and equations roof area ft2 x precipitation amount in x 0 623 amount collected gallons easy formula to remember.

There s just a short list of rooftop surfaces that rainwater harvesters should avoid. Rainwater harvesting is collecting the run off from a structure or other impervious surface in order to store it for later use. Well we thought so too. You can make a rainwater collection system for under a hundred dollars and store hundreds of gallons of water to use for your garden or other purposes.

Traditionally this involves harvesting the rain from a roof. Rainwater harvesting coming from your roof is fine in california. Greenhouse roof has the highest collection efficiency most surfaces are a ok. While metal roofing or plastic sheeting e g.

That is why my husband and i began harvesting our rainwater. Greywater action calculate how much rainwater you can collect based on the square footage of the collection surface the roof and your annual rainfall. Don t let all that water go to waste. 1 of rain on 1 000 sf roof will yield 623 gallons roof area m2 x precipitation amount mm amount collected liters.

Around 600 gallons of rainwater can be harvested from about one inch of rain if it falls from a thousand square foot roof. Doesn t that sound like a lot of water that you could harvest and use for free. The good news is most roofing materials are suitable for rainwater harvesting. No permit from the state board is necessary.

Code to add this calci to your website. Water is often in short supply in the heat of summer so it s tempting to use roof runoff. However collecting rainwater for landscaping purposes would require a license. Find the square footage of your roof by measuring the footprint of the roof the slope of the roof doesn t affect the catchment potential.

Rainwater can be collected from the roofs using the rain water harvesting method.