Solar Technologies

How to Build

a Solar Air Heating Collector

This explicit instructional manual shows how to build a solar heating system.  Click below to obtain the manual.  To watch the video click here.

To contact the inventor of this collector, Andy Zaugg, 

CLICK HERE.

Solar Water Purification

Successful International Community Based Technologies 

Saving On Cooking Fuel for the Two Thirds World

Ask for a FREE copy of "Cocinas Mejoradas" to learn no-cost/low-cost cook stove modifications and cut fuel consumption for cooking by two thirds (2/3) (coming soon in English and Spanish).

Download "Cocinas Mejoradas" FREE