Any water that has been used in the home, except water from toilets, is called gray water . Dish, shower, sink, and laundry water comprise 50-80% of residential "waste" water. This may be reused for other purposes, especially landscape irrigation.
Ref: http://www.udcinc.org/Grey%20water%20return%20system.html
How a biosand filter works - Animation Style! 
but $3,480.00 USD it's :-)
No comments:
Post a Comment