The BioBarrier Graywater a treatment system specially designed to treat the Graywater in homes: water from sinks, dishwashers, showers, etc. The system uses a Membrane Bioreactor (MBR) that removes organic pollutants and suspended solids with the use of ultrafiltration membranes. Depending on local regulations, the treated water can be used to irrigate plants, wash outdoor surfaces, or flush indoor toilets.