The Grey Water Project

A 501(c)(3) non profit organization founded by Shreya Ramachandran, a junior at American High School in Fremont, CA who is passionate about  grey water reuse and water conservation.

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© 2019 by The Grey Water Project

Building a Laundry to Lawn System

This is a simple DIY system which costs about $100 . Below are the materials needed which can be acquired at your local hardware store. The three way valve can be obtained from 'The Urban Farmer' store. 

Coming soon: List of stores & contractors (not vetted)

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 Your washing machine outlet hose should connect to this three way diverter valve which inturn will either connect to the sewer or to the landscape to be watered with greywater. The days that you use bleach or other chemicals you can direct the water to the sewer.

3Way Diverter Valve

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Installed at a high point, prevents potential siphoning of water from the washing machine

Autovent or AAV

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Each outlet is dicharged into a mulch shield with an irrigation valve box

Irrigation Valve Box

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1 inch PVC pipe (purple striped piping): Purple indicates grey water

Purple Stripe Piping

Mulch

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Mulch

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Under Construction

-Under Construction