Rainwater Collection Off Roof

Doesn t that sound like a lot of water that you could harvest and use for free.

Rainwater collection off roof.

It can also allow you to keep your expenses down and even reduce your carbon footprint. Around 600 gallons of rainwater can be harvested from about one inch of rain if it falls from a thousand square foot roof. Well we thought so too. A high quality enameled roofing material that is easy to clean standing seam metal offers the highest collection efficiency available.

Typically a roof acts as the main collection source. What is rainwater collection. New information is available about rainwater harvesting from composition roofs. Dirt and germs can be washed into collected rainwater from the roof especially when rain follows several days of dry weather 3 4 9.

Rain barrels for example do not provide any type of disinfection or filtration. Traditionally this involves harvesting the rain from a roof. Today houses are built with roof gardens that naturally absorb the rain and grow an insulating layer of grass. Rainwater collection calculation formulas and equations.

Roof area ft2 x precipitation amount in x 0 623 amount collected gallons easy formula to remember. Rainwater collection in off grid systems is one way to feed your supply. If you re installing a new roof for the purpose of collecting rainwater standing seam metal may very well be your best choice. The rain will collect in gutters that channel the water into downspouts and then into some sort of storage vessel.

Rain barrel supplies list. Collecting rainwater is a technique that has been practiced for centuries as an environmentally friendly method to collect rain for distribution in gardens and across landscaping. When you look at the numbers it s surprising how much water you can collect every time it rains. Rainwater harvesting is the process of collecting run off rainwater from a building in order to store it for later use.

To get an idea how much water the roof of your own house might yield use the rainfall harvest calculator above. The water is collected in the gutters moves through the downspouting and then finally collects in some sort of storage container. Roof area m2 x precipitation amount mm amount collected liters. Rainwater harvesting is collecting the run off from a structure or other impervious surface in order to store it for later use.

1 of rain on 1 000 sf roof will yield 623 gallons.