One real home, recorded every five minutes, checked against the model the tool uses. What it finds is here with its label. The tool asks the same of your house.
The roof, this morning
+8.1 %MEASURED against MODELLED
The model read 8.1 % high against the inverter's record — 73 days to 16 Sept 2026, one house. Re-measured every morning.
One question, thirty seconds, an answer with its label. No account.