Home      About      Contact      Submit an Item      
Passive    Active    Residential    Commercial    Wind    Projects    DIY    Resources    Tools    Materials    
Watch X Tent Animation Thumbnail

Eco Tent Animation Video


Watch Desert Living Center RMI Thumbnail

Desert Living Center RMI Video


Watch Ballard Library Green Roof Part 2 Thumbnail

Ballard Library Green Roof Part 2 Video


  

 

 

 

Resource

Solar Collector Design Program

Compute efficiency of your own solar collector design

Design your own solar collector and compute the efficiency curves in various conditions with this downloadable calculator. You can also compare these curves to experimental data.