Ecofriend points us to an interesting invention that recaptures wasted heat energy from a shower's waste water. The EcoDrain will grab heated water before it goes down the drain and uses it's heat to help wram incoming shower water. The Ecodrain's creators believe that it could potentially save millions of dollars a year in energy costs.

[via Ecofriend]

$15 provides access to this article and every case-study, interview, and analysis piece that we publish for the next 30 days. Our Premium Subscription also provides access to a database of over 100,000 articles on innovation in brand, customer, and retail experience.
Already a subscriber? Log in