Treatment of rainwater ensures that the water will be safe to use.
Treated roofs for rain water harvesting.
Roof based rainwater harvesting refers to collecting rainwater runoff from roof surfaces which usually provides a much cleaner source of water that can be also used for drinking.
This section is divided into three sections to better help you understand the treatment of rainwater.
If you re harvesting for irrigation make sure your biocide levels are low enough not to hurt your plants.
Land based rainwater harvesting occurs when runoff from land surfaces is collected in furrow dikes ponds tanks and reservoirs.
In order to effectively capture rainwater for redistribution the rainwater collection system must capture up to 25 of the water from impervious or hard surfaces like a roof.
There are certain advantages and disadvantages to each roofing material so here are a few considerations about the best and most widely used roofing materials for rainwater harvesting.
Zinc or copper treated shingles are common in the pacific northwest to curb mold moss and algae growth on the roof.
The first section roofwater quality discusses potential contaminants in rainwater which explains what we are trying to treat for.
Ozone and uv are good choices for treating water from various roof materials in rainwater harvesting systems especially green roofs.