Take hold of the Sun this Winter Workshop presented by Solar Energy International (SEI)   PV Design & Installation – Tucson, Arizona The photovoltaic market world-wide has experienced an enormous 35%growth rate over…

Five Weekends: February 9th and 10th, February 16th and 17th, March 1st and 2th, March 15th and 16th, March 22nd and 23rd (March 23rd will be morning only for design presentations, potluck, and party). 9:30 AM to…