Home      About      Contact      Submit an Item      
Passive    Active    Residential    Commercial    Wind    Projects    DIY    Resources    Tools    Materials    
Watch Iran Kandovan Rock Village Thumbnail

Iran Kandovan Rock Village Video


Watch Passive House Under Construction

Passive House Under Construction


Watch Taiwan Solar Stadium Overview Thumbnail

Taiwan Solar Stadium Overview Video


  

 

 

 

Resource

Solar Panel Shading Calculator

from Sustainable by Design

This tool lets you calculate the degree to which rows of flat solar collector panels (solar thermal or PV) shade each other. The development and maintenance of Panel Shading is supported 100% by voluntary user donations.