Views
A view is a live reading you can touch: one question, answered for one kind of reader, with every assumption stated on the page and every number verified before it was published. New views arrive with the stories they belong to.
For householders
One home, read against the record it already sits in.

Where does your home sit on the curve?
107,336 homes by the hours their heating runs: a two-humped curve, not a single number. Move the marker to read where any home sits.
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What is the pipe outside your wall costing you?
The heat a bare outdoor pipe sheds all winter, priced live with your own electricity rate. The first few millimetres do most of the work.
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What does a year of heating look like?
A typical year for five kinds of British home, hour by hour: 8,760 hours, marked wherever the heating runs.
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For housing & place
A whole stock at once, one question asked of every home.

Where does a city's invisible heat go?
All 107,336 Nottingham homes our stock model can price, asked one question at once. Choose the scenario and watch every ward answer.
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When does a refit pay?
One estate of 305 homes under a rising gas price. The payback queue forms one home at a time; the estate average never joins it.
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