Showing all 11 results

• 

  Darrieus Windcharger

  $1.00 Select options
• 

  Savonius Micro-Windcharger – PLANS

  $9.99 Select options
• Sale!

  Savonius Windcharger – PLANS

  $11.99 $7.99 Select options
• Sale!

  Solar Cottage Plans 2 bedroom 18 x 36

  $59.98 $19.99 Select options
• Sale!

  Solar Energy Workshop 1

  $19.98 $9.99 Select options
• Sale!

  Steam Engine – Single Valve Design PLANS

  $9.99 $6.99 Select options
• Sale!

  Steam Engine – Valveless Design PLANS

  $9.99 $7.99 Select options
• 

  Stirling Engine PLANS-Walking Beam Design

  $9.99 Select options
• Sale!

  Urban Windcharger – PLANS

  $13.99 $8.99 Select options
• Sale!

  Waste Oil Blower Heater – PLANS

  $9.99 $7.99 Select options
• Sale!

  Waste Oil Heater – PLANS

  $9.99 $6.99 Select options