Save through graywater recycling

A four-person household can save €500 per year through graywater recycling.

By the way, that’s about half of their water costs. Dry separation toilets could lead to even greater savings. But beware, they are not exactly cheap to buy.

Source: https://www.ingenieur.de/technik/fachbereiche/umwelt/grauwassernutzung-so-funktioniert-wasserrecycling-zuhause/

Photo: https://www.pexels.com/de-de/foto/frau-wasser-korper-tatowierung-5240786/