Buy from the original, most experienced, and trusted solar energy retailer in the Americas - Providing the best in renewable energy design, price, and service since 1978 and 100% solar powered!
Learn how water is filtered in a simple and pure way! This personal desalination kit demonstrates the scientific way to extract salt from sea water.
The Greenex series is an exciting learning experience, and is designed so that it is easy to build it yourself. Most importantly, the main concept of this collection series is environmental protection.