Articles with Tag(s): "rainfall"

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Establishing Rainwater Harvesting Capacity

June 15, 2018
What size rainwater tank do I need? Did you know 1mm of rain falling on 1m2 of your roof provides 1 litre of water in your tank? Using the average suburban roof of 200m2, if you receive 500mm of rain per year, then you will harvest 100,000L of rainwater (200m2 * 500mm = 100,000L). This is a […]