Roof Water Catchment and Tanks | A Permaculture Design Course Handbook

In arid climates country houses were often built with a roof
catchment tank built in. Modern houses usually have roof guttering and can be easily adapted.
It works, we’ve done it for years! Though you need to filter the water for drinking, and those plastic tanks don’t keep water fresh. This is Ch 7 but the whole book is on the blog..