Field guides & straight talk
Notes from the sun-powered life
Practical, no-nonsense guides to generating, storing and owning your own energy — written by the engineers who install it.
Solar + Storage: How Payback Really Works
Forget the sticker price. Here is how to read a solar-plus-storage quote like an engineer and know exactly when it starts paying you back.
Sizing a Battery for a Real Blackout
A battery that runs your fridge is easy. A battery that runs your life through a three-day outage takes a little math. Here is the method.
Why the 1970s Got Solar Right
The first solar boom was born of an oil crisis and a back-to-the-land spirit. Half a century on, those pioneers were onto something.
Virtual Power Plants, Explained
How thousands of home batteries quietly became one of the most flexible power stations on the grid — and how yours can earn from it.
Heat Pumps & the All-Electric Home
Solar is only half the independence story. The other half is electrifying everything you run — and the heat pump is where it starts.
The paradigm shift
Questions the guides didn't answer?
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