John,
I looks like I've solved my own problem.
Once I settled on water heating, I didn't even think about air heating. But now, while writing the first post, I mentioned the easiest solution. I will connect a shunt resistor in parallel with a switch that can be flicked when we are going away...
Thank you for your reply, John.
I have recycled one of these heaters which had corroded contacts and started to leak:
http://solucionesbizkaia.com/wp-content/uploads/2016/03/02-Termo-el%C3%A9ctrico.png
The element will be covered at all times, as only the top 5-10 cm of hot water can be...
Hello everyone!
I apologize if a thread like this already exists and I have missed it due to wrong wording etc.
I have searched whole web and found bits and pieces but no concrete answer or other examples like mine.
The background:
It is an off grid tiny house where I want to install a wind...