Passive Solar Greenhouse Case Studies: http://bit.ly/2ERJKtY
The article that I am speaking about: http://bit.ly/2BPk0jz

Passive solar greenhouses loose most of the energy through their glazing at night. Because of this, thermal curtains can have a dramatic effect on their heat loss and thus the efficiency of the space. Thermal curtains can be as simple as an insulated construction tarp or a professional insulated greenhouse curtain.
UPCOMING VERGE WORKSHOPS:
Permaculture Design Certificate: http://bit.ly/2FP47t2
Permaculture Pro Webinar Series: http://bit.ly/2DivD4f
Regenerative Business Mentorship: http://bit.ly/2BccBGT
SALATIN SEMESTER BOOK: https://salatinsemester.com/
Verge Website: https://vergepermaculture.ca/
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Watch More Rob Avis:
Make a Living With Permaculture/Farming: http://bit.ly/2DEOGCR
Urban Homesteading Video Series: http://bit.ly/2DilqF3
Verge Grad Interview Series: http://bit.ly/2FM9AAE
About Rob Avis and Verge Permaculture:
In less than 10 years, Rob & Michelle Avis left Calgary’s oil fields and retooled his engineering career to help clients and students design integrated systems for shelter, energy, water, waste and food, all while supporting local economy and regenerating the land. He’s now leading the next wave of permaculture education, teaching career-changing professionals to become eco-entrepreneurs with successful regenerative businesses. Learn more and connect with Rob & Michelle at https://vergepermaculture.ca/
VergePermaculture
