Gas

The price cap gas rate does not change through the day. Shifting a shower to midnight does not cut the unit price.

• ShowerHeat in the water, priced at the cap.
• BathSame idea, a larger volume.
• Heating hourAn illustrative hour, not your boiler plate.
• 1°C on the thermostatWhy there is no single pound figure.
• Gas or electric heatUnit rates side by side. No invented efficiency.
• Boiler flow temperatureNesta’s checklist, with a safety note.

Not financial advice. Estimates are labelled. Check a quote or the scheme before you act.