
L2L workshop with City of Palo Alto

Greywater outlet irrigates into mulch basin, water spreads through basin to irrigate more of the root zone. Image credit Ty Teissere

L2L diverter valve installed inside matching cupboard to blend into the home aesthetic. Image credit Ty Teissere

A greywater irrigated landscape.

Greywater irrigates under mulch

Greywater flows into mulch shield

Half inch lines to to plants

Burying tube

Using a 3-way valve to create two zones

PVC to poly tube connection

Greywater going through floor to crawl space

Auto vent or in-line vent

Labeled 3-way valve

trench for mulch

One year later

Home made valve box

double ell flow splitter

Labeled 3-way valv

Greenhouse greywater system

Drilling 1/4 inch holes in

Site map

Greywater tomato harvest

Flow is divided by a ‘double ell flow splitter’.

3-way diverter valve

Irrigating a vegi bed- edible portion is above the soil.

Piping from 2nd Story

Switch for actuator

double ell flow splitter

3-way valve creates irrigation zones

3-way valve

Actuator allows for electronic switching