Your solar reportCASE STUDIES
Real roofs, real trade-offs
How Emily prices different systems for one home, and how to read the results: payback, net present value, the cost of owning a system, and the reasons the numbers can’t capture.
Featured case study
NEW · NSW
The Saltwood House: which solar and battery system pays best for a big family home?
A five-bedroom Northern Beaches home with a lap pool and an EV. Three systems compared on payback, NPV and the real cost of ownership.
Read the case study →More on the way
New case studies are comingEach one compares the systems Emily prices for a different kind of home, with the same honest maths: payback, NPV and the real cost of ownership.
See the options for your own roof
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