Solar air heater: Mounts on any sunny wall, turning solar energy into free heat for your home (Rodale plans)

February 10, 2012 By Leave a Comment

Solar air heater: Mounts on any sunny wall, turning solar energy into free heat for your home (Rodale plans)

Price: $ 135.68

Filed Under: Solar Technology Books Tagged With: , , , , , , , , , , , ,

Speak Your Mind

*