Appropriate Technology Books, Downloads & Hardware — Information and Order Page


—Thanks for buying from the source, so writers can keep writing
(and innovators innovating)—



  Water Storage cover  Create an Oasis with Grey Water book cover.  Builder's gray water guide book cover.  laundry to landscape greywater systems


On this page:

Ecological design

Principles of ecological design: Integrating Technology, Economics and Ecology

Principles of Ecological Design gives insight, inspiration and guidance for a radical redesign of our way of life. It illuminates a way to disengage from corporate consumer culture, and create a more fulfilling lifestyle. These principles are fundamental to any green building or ecological living initiative.-More Info-

$6.95 Black and white booklet
$4.95 Color download


Which greywater book(s) do you need?

Greywater set

The New Create an Oasis with Grey Water (book)
Builder's Grey Water Guide (book)
Principles of Ecological Design (article)
Laundry to Landscape(DVD)

$51.80—($13 savings)




Create an Oasis with Grey Water book cover.

Builder's gray water guide book cover. laundry to landscape greywater systems

Create an Oasis with Greywater: Choosing, Building, and Using Greywater Systems

Create an Oasis with Greywater describes how to choose, build, and use 17 different types of greywater systems. It thoroughly covers all greywater basics, and will benefit everyone who is using or contemplating the use of greywater. This 6th edition of the world’s best-selling greywater book includes ten pages of new text, photos, and figures, as well as complete, detailed design and installation information on Laundry to Landscape greywater systems.. -More Info-

“Greywater for dummies and greywater encyclopedia in one  information goldmine.”
—Dan Chiras, author,  The New Ecological Home; The Solar House

Author: Art Ludwig. Oasis Design, September 2015. 8.5x11, 162 pages, 300 figures & photos. ISBN 978-0-9643433-3-7. $22.95.

$22.95 New Create an Oasis only
New Greywater Book and Video Set: The New Create an Oasis, Builder's Greywater Guide, Principles of Ecological Design, Laundry to Landscape instructional DVD $51.80 ($13 savings)

Create an Oasis with Grey Water book cover.

new item Laundry to Landscape Greywater Systems: Instructional video (DVD or download)

An instructional video explaining how to design and build Laundry to Landscape Greywater Systems. These are the simplest, most economical greywater systems to install yourself as an owner or renter, and a good green collar job opportunity (as a self-employed installer or as part of your landscape, plumbing, or construction business).

-More info-

Laundry to Landscape Instructional Video Produced by Art Ludwig, published by Oasis Design, 2010. 90 minutes

  DVD—$19.95 Soy ink color printed in a recycled cardboard case. ISBN 0-9643433-8-X. 

Digital Download—$14.95 Choice of resolutions. 


laundry to landscape greywater systems

Builder's Greywater Guide: Installation of Greywater Systems in New Construction and Remodeling

A supplement to  The New Create an Oasis with Grey Water (book) which will help architects, landscape architects, plumbers, homeowners or anyone getting a permit for a greywater system, making a greywater system for others, or with an academic interest in greywater. Shows how to work within or around building codes to successfully include greywater systems in new construction or remodeling. Includes information on treatment effectiveness, excerpts from the UPC and CPC with commentary, and sample permit submissions. -More Info-

Author: Art Ludwig. Oasis Design, 1995-2015. 8.5 x 11, 58 pages, 16 figures and tables. ISBN 0964343320. $14.95
You need Create an Oasis with Greywater to make sense of the Builder's Greywater Guide.

NOTE:  The Builder's Greywater Guide just underwent extensive updating and expansion. The currently available edition is accurate and up to date. If you bought the previous version of the Builder's Guide within the past year, send us your order number and we'll write back with a $10 credit towards the purchase of this new one. Physically, the current Builder's Guide is our simplest formatted book; it is black and white, saddle stitched.


Builder's gray water guide book cover.

Flow Splitters (hardware) Special plumbing fittings which reliably split a gravity flow of unfiltered greywater into two streams, for use in branched drain greywater systems. -More Info-


$14 — Flow splitter, 1.5"
$17 — Flow splitter, 2"

Three Way Diverter Valves (plastic) Special valves added to house greywater plumbing, used to switch greywater between alternate destinations. TEMPORARILY OUT OF STOCK-More Info-
(Before buying, please read Why you shouldn't buy anything made of PVC.)

$59 — Three-Way Diverter Valve 1.5-2" (plastic)

new item Three-way Diverter Valve 1" (brass) Special valves used to switch laundry greywater between alternate destinations. -More Info-

add to cart $39 — Three-Way Diverter Valve 1" (brass)
add to cart $187.20— Box of 6 Three-Way Diverter Valves 1" (brass)

^ Top^ Ecological design | Greywater | Water | Bicycles | Edible landscaping | Checkout | Vote for new books & articles



Water Storage

A do-it-yourself guide to designing, building, and maintaining water tanks, cisterns and ponds, and managing groundwater storage. It will help you with your independent water system, fire protection, and disaster preparedness, at low cost and using principles of ecological design. Includes how to make enrolment water tanks. -More Info-

Author: Art Ludwig, published by Oasis Design. 2005. 8.5x11, 125 pages, 43 figures, 128 photos. ISBN 0-9643433-6-3. $19.95
Water Storage cover

Water Quality Testing Procedures and Information Packet

A set of downloadable files which will help you learn water testing techniques which are an optimal combination of simple, inexpensive and accurate; improve the design of your testing program; learn the limitations of testing; and learn how to get more out of your interpretation of water testing results. -More Info-

$14.95 — 34 page PDF document, Word document, and Excel worksheet-BETA VERSION
Water Quality Testing

Clean, Green and Wild
Understanding Wild Water & Staying Clean Ecologically in the Wilderness

Understanding how nature processes and reuses "wastes" is a prerequisite not only to camping responsibly, but to designing any ecological wastewater system. This article will benefit anyone who spends much time outdoors. An understanding of these principles ideally would be required of anyone who designs water or wastewater systems.-More Info-

$4.95 Short article, PDF format
Washing dishes in a creek with sand

Tools & Materials Shopping List for Plumbing and Masonry in English and Spanish

This is a download list of common plumbing and masonry tools and components, in English, Spanish and pictures. It includes use tips (how to make good joints in PVC and galvanized, for example), and doubles as a shopping list for hardware store runs, which was the use for which it was originally developed. -More Info-

^ Top^ Ecological design | Greywater | Water | Bicycles | Edible landscaping | Checkout | Vote for new books & articles



Make your Bicycle Bearings Invincible and Vastly Easier to Service

Explains why and how to install your own grease fittings so your bearings vastly outperform "sealed" bearings at a fraction of the cost.
Includes drawings and detailed procedures for adding Zerk universal grease fittings to your bicycle's headset, bottom bracket, pedals and hubs. -More Info-

$4.95 Short article, PDF format
Grease-fitting equipped bicycle under testing in salt water.

Edible Landscaping—
Subtropical and Low Chill Deciduous Fruit Tree Selection Chart

Includes over a hundred recommended cultivars of subtropical and low chill deciduous fruit trees, with information on drought, frost and shade tolerance, which varieties give the best fruit, bearing seasons, etc. Geared towards the home orchardist between 25 and 40 degrees from the equator. NOTE, this is a BETA VERSION, about 60% complete and 85% accurate. This is still probably the most complete and accurate information you can find on these trees in one list. -More Info-

$4.95 Excel spreadsheet and PDF of the same
Permaculture agroforestry harvest.

Rocket Mass Heaters: Superefficient Woodstoves You Can Build

Superefficient, ultra low emission wood fired heaters you can build for yourself in a weekend for less than a hundred dollars. -More info-

Ianto Evans and Leslie Jackson, Cob Cottage Company. 3rd Edition, 2014. 7x10, 120 pages. ISBN 0966373847. $20.00

^ Top^ Ecological design | Greywater | Water | Bicycles | Edible landscaping | Checkout | Vote for new books & articles

One of Everything—Save $4!)

Includes all these books at 10% off...

The New Create an Oasis with Grey Water (book), Builder's Grey Water Guide (book), Laundry to Landscape (DVD), Water Storage (book), Rocket Mass Heaters (book)

Create an Oasis with Grey Water book cover. Builder's gray water guide book cover. Water Storage cover laundry to landscape greywater systems

...and all these downloads for free!

Principles of Ecological Design (article),Wild Water Wisdom (article), Water quality testing (download), Fruit tree chart, Invincible bearings,Plumbing and Masonry Spanish Dictionary (download),Maruata at the Crossroads (download)

Washing dishes in a creek with sand Water Quality Testing Permaculture agroforestry harvest. Grease-fitting equipped bicycle under testing in salt water. Plumbing and Masonry Dictionary (Spanish)

$88 total—($48 savings!)


Volume Discounts

Buy six or more of any title and you'll automatically get 40% off. Great for presents, workshops, stocking stuffers...

If you really want to get into it, you can get cases at an even bigger discount via our Wholesale order form. This is the same form used by our wholesale customers but no account setup or anything is required. Note that volume discounts do not apply to packages. If you want a discount on, say, the greywater book set, just buy six or more of each component. Please check that you've got the total and discount you were aiming for before hitting the finalize order button.


View shopping cart / checkout


Didn't find what you're looking for? — Vote for new books & articles


  Customer service e mail(phone orders, order troubleshooting...)

Your Satisfaction Guaranteed...please be patient
We are a very small business. Please be patient with your customer service requests. It may take us a little while, but we will resolve any issues to your satisfaction.

Order info & return policy

Privacy policy

Customer Satisfaction Survey • Copyright © Art Ludwig 1997–2018 • Content Use Policy