attached greenhouse temperatures at night 14 outside 54 inside

This greenhouse is passively keeping 54 Fahrenheit inside with temperatures at night outside currently at 14 and going as low as 8 degrees Fahrenheit.

12 degree's Celsius inside the passive heated greenhouse and -10 degree's Celsius outside

check out "hybrid homesteady" for more on this build!

https://linktr.ee/hybridhomesteady