Energy explained - videos

Mae’r dudalen yma ar gael yn Gymraeg.

Energy support - know your rights

More video guides

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Who do I contact to complain?

Who to contact if you want to dispute a bill or if you’re not happy with your supplier's service. What to do if things go wrong.

What's the cost of energy?

The average bill for a dual fuel customer with typical energy use is around £1,165. How the costs break down to supply you with energy.

How is the energy system changing?

The way we generate and use electricity is changing rapidly. Where our power comes from and how we’re keeping supply and demand in balance.

What is the energy prepayment safeguard tariff?

Twice a year Ofgem sets the level of a safeguard energy tariff for prepayment meter customers, who typically can't easily access cheaper deals. How the tariff works and ensures you pay a fairer price for your energy.

Networks: How is energy transported?

It's a super highway of pipes and cables long enough to take you to the moon and back. How it fits together and how we control its cost to you.

What keeps the lights on?

Serving over 29 million electricity customers, our energy system is one of the most reliable in the world. How the power is kept flowing.