Carbon Savings Widget
A free, embeddable widget that estimates the annual CO₂ reduction from common energy-saving actions, expressed in everyday terms, with a link to our green energy guide.
Carbon Savings
200 kg CO₂/yr
≈ 1,111 km of car driving avoided
Live preview
What it shows
- Estimated CO₂ saved per year
- Selectable energy-saving actions
- Equivalent in everyday terms
- Link to green energy guides
Embed this widget
Copy the snippet and paste it into your page's HTML or a custom-embed block. It works in WordPress, Squarespace, Wix, Ghost and any CMS that allows HTML. The widget updates automatically — you never need to change this code.
<iframe src="https://powerguardian.co.uk/embed/carbon-savings" width="360" height="300" loading="lazy" frameborder="0" scrolling="no" style="border:0;max-width:100%;" title="Carbon Savings by PowerGuardian"></iframe>Related tools & guides
Frequently asked questions
How is the CO₂ saving calculated?
The widget uses UK grid carbon-intensity averages to convert energy-saving actions into an estimated annual CO₂ reduction, then expresses it in relatable everyday equivalents.
Which actions can visitors choose from?
Visitors can select from common energy-saving actions and see the combined estimated CO₂ saving update, then follow the link to our green energy guides to go further.
Is this widget free to use?
Yes. It's free for non-commercial and editorial use on UK consumer websites, blogs, local authority pages, housing association sites and charities. The only requirement is that the 'Powered by PowerGuardian' attribution link stays visible and clickable.
How do I add it to my website?
Copy the iframe snippet on this page and paste it into your page's HTML where you want the widget to appear. It works in any CMS that allows custom HTML or embed blocks — WordPress, Squarespace, Wix, Ghost and more.
Does it work on mobile and in dark mode?
Yes. The widget is fully responsive, mobile-optimised and lazy-loaded, and it adapts to light and dark backgrounds so it blends with your site's theme.