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Three hours later we had a fire going and water heating.

Water heating uses a good bit of power as well.

Water heating is the second largest energy use in the home.

I took the time to look into solar water heating.

An average family of 4 can save up to £80 a year* thanks to full Economy 7 water heating using less than half price electricity.

The technology is used to reduce primary energy consumption for water heating.

And I don't know where you get the '10% saving on water heating' from.

Newer homes usually have hot water heating or forced air.

Of this, 250 or so is taken up with lighting, leaving a little over 3,000 watts for water heating.

For a regular household, water heating is usually the second highest source of energy demand.