Green square graphic with text "I pledge to... install LED light bulbs where I can" with illustration of light bulb, Green Doctor and Groundwork Five Counties logos.

An average non-energy efficient 100-watt light bulb will last around 1,000 hours and consumes 10 watts, costing around 5p an hour.

A LED bulb usually last around 40,000 hours and can be as low as 4 watts, costing just 2.1p an hour.

By filling in the below form you will be sent an email about your pledge, to help remind you.

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Pledge 5 – Install LEDs

Make a pledge to install LED light bulbs.

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