Search

The Renewable Energy site for Do-It-Yourselfers

• Home
• Getting Started
  • Getting Started
  • Solar Site Survey
• Projects
  • All Projects
  • Energy Conservation
  • Water Conservation
  • Solar Homes
  • Solar Space Heating
  • Solar Water Heating
  • Passive Cooling
  • SunSpaces and Greenhouses
  • Solar Pool Heating
  • Concentrating Solar
  • Solar Cooking and Drying
  • Solar Wood Kilns
  • Efficient/Solar Lighting
  • Solar Electricity
  • Wind Power
  • Micro Hydro Power
  • Solar Water Pumping
  • BioFuels - Wood,Methane,...
  • Solar/Efficient Vehicles
  • Solar Engines
  • Solar For Kids
  • Frugal solar Projects
  • Odd Projcts
• References
  • Publications
  • Associations/Clubs/Events
  • Solar Analysis
  • Climatic References
  • Calculators
  • Material Properties
  • Measurements, Instruments
  • Incentive Programs
  • Suppliers List
• Half Program
  • Half Home
  • Half Projects
  • Half Progress
  • Your Half Plan
  • Half Lessons
• Experimental
  • Solar Inventor Resources
  • Backyard Inventor Projects
  • New Developments
  • New Products
  • Some Test Results
• Site Map

S-91: All-Around-the-Periphery, Active, Air-Type Collector for a Small, South-Facing Window