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Links to Other Ecological Design Resources

Links to all manner of ecological design resources elsewhere on the web, as well as suppliers and references.
Caution: While most of the resources cited here are excellent, these listings have not been screened.

Note: any time you see a "©" in an e mail it really means"@"—this change was done to foil automated spambots which glean e mail addresses from the web.

Ecological design


Green Building


Water Supply

Rainwater Harvesting




Toilet resources

ReSource Institute for Low Entropy Systems - composting toilet oriented NGO

Toiletology 101: A Complete Course in Toilet Repairs

City farmer on Composting Toilets

How to Build a Septic System - How to build a septic system yourself; details and tricks of the trade.


Composting toilet suppliers

Add your company to our list of composting toilet suppliers

AlasCan Toilet System
David Kern
3498 St.Al bans Road
Cleveland Heights, OH 44121
Tel: (216) 382-4151
e-mail: Drewid©
15 minute video about the system available for $15 US, includes shipping & handling.
From AlasCan: The AlasCan Composting Toilet and Greywater Treatment System is a 15 year proven economic and environmental alternative to septic and sewer wastewater treatment technologies with over 100 systems installed in Alaska alone. It conserves water by 40 - 95% and provides for sustainable developments.

Aquatron International AB

Box 2086
SE-194 02 Upplands VÇsby, Sweden
Tel: +468 590 304 50
Fax: +468 590 304 94
e-mail: info©
Contacts: Rolf Kornemark or Torgny Sundin.
From Aquatron: The biological toilet system Aquatron is a composting toilet utilizing ordinary Water Closets. Aquatron Systems combine the comfort and hygiene of a WC system with the ecological and environmental characteristics of a bio-degrading toilet system. Our six Aquatron standard systems operate by using just the momentum of the flushing water, centrifugal force and gravity. Therefore, neither chemicals nor moving parts are needed in the separation and composting processes.

Bio-Sun Systems, Inc.

RR#2 Box 134A
Millerton, PA 16936
e-mail: bio-sun©
Tel: (800) 847-8840
Fax: (717) 537-6200

Bio Services Ltd. (trading as BIOLOO)

4 Westminster Drive
Rotorua, New Zealand
Tel: 07 345 7778
Fax: 07 345 3331
e-mail: vanb©
Contact: Mike Van Bennekom. Makers of single-dwelling and commercial size (50-80 people per day) composting toilets based on the continuous process Clivus design. Also makers of greywater systems, low-end and high-end options. Continuous research and development. Have been in operation 8 years.

Clivus Multrum, Inc.
15 Union Street
Lawrence, MA 01840
Tel: (800) 425-4887  (800-4-CLIVUS)
Tel: (978) 725 5591
Fax: (978) 557-9658
e-mail: : forinfo©
US Distributor of Clivus Multrum composting toilets, a proven technology from Sweden. Also a supplier of infiltration bed greywater systems and information. Infiltration bed, greenhouse and freeze switch designs are courtesy of Carl Lindstrom.

Clivus Multrum Canada Ltd.

PO Box 3212, Winnipeg
Man R3C 4E7

Clivus/ British Columbia, Canada
Composting Toilets Western

J. Rockandel, Tel/Fax: (604) 533-5207, Langley
R.C. Tapp Tel: (604) 926-3748,W. Vancouver

Clivus/Hanson Associates

Lewis Mill
3205 Poffenberger
Jefferson, MD 21755
Tel: (301) 371-9172
Fax: (301) 371-9644
Contact: John Hanson. Rep for Clivus Composting Toilet. Source for greywater systems. Leaching chamber and box trough designs are thanks to John Hanson.

"CTS" Toilet Composting Toilet Systems

PO Box 1928
Newport, WA 99156-1928
Tel: (509) 447-3708
Fax: (509) 447-3708 or 447-3753
e-mail: joel©
5 models offered with NSF International listing

DOWMUS Composting Toilets

PO Box 323 Cooroy
Queensland 4563
Contact: David Campbell
e-mail: djrcamp©
Tel: (074) 476 342
Mobile: 018 711 438
Fax: (074) 425 228
International telephone: 61 74 476 342

Ecosphere Technologies

28 place Docteur Bourdongie
26110 NYONS
Tel: +33.4.75 26 10 44
Sanivertes, Saniblanches composting toilets.

ECOS/Water Conservation Systems

152 Commonwealth Ave.,
Concord, MA 01742
Tel: (508) 369-3951
Fax: (508) 369-2484
e-mail: watercon©

EKOLET Composting Toilets

Estetie 3, 00430
Tel: 358 40 5464775
Fax: 358 9 5635056
e-mail: ekolet©
Contact: Matti Yl?joki

EKOLET Distributor in Sweden:
Ekosanic Scandinavia

Box 620
S-135 26 Tyresö
Tel: +468-745 06 30
Fax: +468-777 45 07
e-mail: m-20071©
Contact: Rickard Forsman

Enviro Loo

PO Box 27356
Benrose, 2094
South Africa
Tel: 011 618-1350
Fax: 618 1838
Makes best composting toilets in the world, according to one source.

Envirolet Composting Toilet

Sancor Industries Ltd.
140 - 30 Milner Ave.
Scarborough, Ontario M1S 3R3

200 Gate 5 Road #101
Sausalito, CA 94965
Tel: (800) 828-3388
Fax: (415) 331-0167.
Contact: Rodney Ruskin. Their premium underground drip irrigation tubing is impregnated with herbicide to keep roots out and has a good reliability record.


Wastewater Management Systems Pty Ltd
c/o Ron Bishop
PO Box 231 Caloundra
Queensland 4551
Tel: (074) 911 422
The H2YDROSAVE is a fully automatic greywater system for flushing toilets. Cost $1,600.

Homestead Enterprises

17366 E. Meadow Lane
Mayer, AZ 86333-4119
Tel: (800) 292-5342.
Contact: Anton. According to their literature, makes "cycle tank" system that filters and chlorinates greywater to reuse for flushing toilets.

Jade Mountain

717 Poplar Ave.
Boulder, CO 80304
Tel: (800) 442-1972 orders
Tel: (303) 449-6601 technical info
Fax: (303) 449-8266
e-mail: jade-mtn©
Mail order source composting toilets, greywater systems and parts.


Tel: +358.19 68 133
Naturam composting and urine separating toilets.

Marfor Co.
PO Box 2793
Dublin, CA 94568
Tel: (510) 829-4390
Fax: (510) 828-8989
Contact: Ken E. Anderson. Makers of "Eco-Chambers."

Merus Milleu France
Mont™ou Route de Grasse
BP 32
Tel: +33.4.94679767
Merus composting toilets (electric).


Savannah Environmental Pty. Ltd.
PO Box 156 Toogoolawah
Queensland 4313
Tel: (07) 5423 0200
Fax: (07) 5423 0211
e-mail: info©
Australian company specializing in composting toilet technology.


3025 E. Hamilton
Fresno, CA 93721
Tel: (209) 498-6880
Fax: (209) 442-3119
Manufacturers of subsurface drip tubing which uses a mechanical barrier against root intrusion. Though not as root-resistant as GeoFlow, it is herbicide-free.

Orenco Systems

814 Airway Avenue
Sutherlin, OR 97479-9012
Tel: (541) 459-4449
Fax: (541) 459-2884
Contact: Harold Ball. Makers of sand filter septic systems, sells components, puts on seminars. Well established, experienced.

"Phoenix" Composting Toilet

Advanced Composting Systems
195 Meadows Road
Whitefish, MT 59937
Tel: (406) 862-3854
Fax: (406) 862-3855

The Resource Institute

179 Boylston Street, 4th Floor
Jamaica Plain
Boston, MA 02130
Tel: (617) 524 7258
Fax: (617) 522 0690
e-mail: resource©

Buzz Burrows, General Manager
Environment Equipment Pty Ltd.
PO Box 988 Braeside
Victoria 3195
Tel: +61 3 9587 2447
Fax: +61 3 9587 5622
Mobile: +61 04 1611 9243
e-mail: buzz.burrows©

Servator Separett AB
330 10 Bredaryd
Tel: +46 371-712-20
Fax: +46 371-712-60
Contact: Jorgen Bang. Manufacturer of composting/urine separating toilets. In business for 25 years.

Servator distributor in Ireland/GB:
Robert Forrester

The Old Rectory
Easkey, Co. Sligo
Rep. of Ireland
Tel: +353 96 49181
e-mail: adlib©

Sun Mar Composting Toilet

Sun-Mar Corporation
5370 South Service Road, C-9
Burlington, Ontario L7L 5V2

Sun-Mar Distributor:
Mountain Lion Distributing

2404 North Columbus Street
Spokane, WA 99207-2126
Tel: (509) 487-0765
Tel: (888) 4-SUN-MAR
Fax: (810) 283-5005
e-mail: sunmar©

Sunergy Systems Ltd.
Box 70
Cremona, Alberta T0M 0R0
Tel/Fax: (403) 637-3973

Sunergy Systems Ltd.
British Columbia Office
2945 Haliday Crescent
Nanaimo, BC V9T 1B2
Tel: (250) 751-0053
Fax: (250) 751-0063

Sustainable Strategies
PO Box 1313
50 Beharrell Street
Concord, MA 01742-2973
Tel: (978) 369-9440
Fax: (978) 369-2484
e-mail: sustainable©
Contact: David Del Porto
Source for a detailed catalog of a wide variety of composting toilets and greywater systems.
Distributor for VERA/Eco-Tech Carousel, manufactured in Norway and now in Concord, Massachusetts.

Water Recycler

1973 Cordilleras Road
Redwood City, CA 94062
Tel: (415) 369-7010
Fax: (415) 369-8695
Contact: Ken Leek. Has a proprietary reverse osmosis-type filter system for greywater reuse for toilet flushing, etc.






Ecological economics