Re:The Zen of Passive Solar Heating Panel Design (2010)
by pinko on Sunday September 18, 2016 @07:34PM
(#12527780)
Not always sufficient!
http://c8.alamy.com/comp/D0DG83/stop-sign-covered-in-snow-du...
Re:The Zen of Passive Solar Heating Panel Design (2010)
by redtexture on Tuesday September 20, 2016 @07:24PM
(#12544214)
Not an insulated capture point. Backside of the example metal sign always cooled on backside by low temperature air.
Mount the panels vertically.