For the Solar disbelievers here is a system designed and built to heat a community of new build homes. It has been working for a number of years now.
[video]https://www.dlsc.ca/[/video]
With attribution, I'll poach that link Egon, and toss it into an AltNRG thread.
Relevant to this thread..... ultimate goal for me would be an EV for local use, totally charged by my own resources.
With a nod to The Who....... Meet the New Boss, Same as the Old Boss...... is not where I want to end up with an EV. Once the temporary rebates are off, we'll be back to something like 25 cents/kwh here, once the fairy-tale fees are paid.....
Rgds, D.