Browse by: heater
A wood stove with copper tubing looper around the chimney to heat water.
Link: blogtecap.wordpress.com/2016/12/30/lamenagement-de...
Very clever.
Propane heater (Mr. Heater Little Buddy)
I have a mr buddy heater which has been great for south Louisiana to North missippi temperatures (down to 25* so far)
- Mr Buddy
great so far
ESPAR heating system