Kitchen with Pewter-clad worktops

not this, but tap on wall rather than in sink?

If you’re looking to use this water in your household (to flush toilets, for example), remember that you’ll need a plumber to connect your rainwater tank to your household mains. If your waterwise ways are already mature and you want to use rainwater as drinking water, you will need to comply with government health and safety guidelines, which may involve a more complex system to filter and purify the water.