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Gas Bill Calculator
How to Use
Enter your daily gas consumption in cubic metres, unit rate in pence per kWh, and standing charge to calculate your monthly and annual gas bill. Gas meters measure in cubic metres or hundreds of cubic feet — the conversion to kWh uses a calorific value of 11.2. Your unit rate and standing charge are shown on your bill or can be found on your supplier's tariff page.
Frequently Asked Questions
❓ Frequently Asked Questions
Gas usage in cubic metres is converted to kWh using a calorific value factor, then multiplied by your unit rate. A standing charge is added per day regardless of usage.