If you collect roof run-off in a tank and use it for drinking you need to be careful.
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.
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):