Sustainable OneWorld Technologies C.I.C.

Terms of use

Privacy policy


An introduction to anaerobic digestion

Anaerobic digestion in faecal sludge management in Cox’s Bazar

SOWTech eCook stove project

Impact of Interseasonal Rainwater Harvesting System in Zimbabwe

Installation of the Flexigester in Namisu, Malawi - a timelapse video

A new fishing rod - how you can be part of the Flexigester programme

Technical papers by SOWTech

TA10 - The value of Biofertiliser

TA11 - Sewage as a source of plant macro-nutrients

TA20 - Durability of Butyl fabrics in the tropics

TA21 - What is Butyl Rubber

TA41 - Review of biogas installations worldwide


Butyl Products Ltd - manufacturers of the Flexigester

Aquaid Lifeline - Charity working with orphaned and needy children in Malawi


On this page are links to further information about SOWTech activities and related technical articles as well as links to other relevant websites.

Briefing note

BN11 - User benefits of anaerobic digestion

BN12 - Eco benefits of anaerobic digestion

BN13 - Outputs from anaerobic digestion


Ecook-stove project final report for MECS TRIID

Appendix 1 - Review of ecooking in Sub-Saharan Africa

Appendix 2 - Guide to Phase Change Material

Appendix 3 - Report on User Centred design field trip to Malawi

Appendix 4 - Technical report: Building UK prototype

Appendix 5 - Technical report: Power control, thermodynamics and PV panels

Appendix 6 - Technical report: Development of PV heaters

Appendix 7 - Field Trials in Malawi

Appendix 8 - Dissemination

Interseasonal Rainwater Harvesting report