If you collect roof run-off in a tank and use it for drinking water, you’ll need to be careful about how you clean and maintain the roof. You’ll also need to steer clear of some roofing materials.
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When you’re washing the roof, disconnect the downpipes so you don’t send contaminated water into your tank.
Products not suitable for collecting drinking water are:
The following products need washing or weathering before they are suitable:
The following products can be used straight away (as long as they are clean):
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