ZENERGEE: ENERGY EFFICIENCY EXPERTS
ENERGY EFFICIENCY EXPERTS
Free Home
Energy Upgrades
from A to Z
Government energy grants depend on your property and the funding available.
Get Government Energy Grants For
How it Works
Schemes like the ECO4 (Energy Company Obligation) and the Great British Insulation Scheme offer government energy-saving grants for heating, insulation, and renewable energy upgrades.
But the rules can be confusing: that’s where we come in.
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Check your eligibility
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Explain your options in plain English
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Manage the entire process from start to finish
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Households have benefited from the ECO4 scheme by receiving free energy-saving upgrades, such as a new boiler.
82% of these were houses, while 18% represent flats.
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Is the average number of energy efficiency measures installed per household under the ECO4 scheme.
The most common being loft insulation and heating controls.
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Households have been upgraded with free insulation through the Great British Insulation Scheme.
A focus on low-income and vulnerable households, as of May 2025.
What Is the ECO4 Scheme?
The ECO4 scheme is a UK Government programme that funds energy efficiency improvements for eligible homes.
The money comes from energy suppliers, not from you.
Who Can Apply?
We help people from all walks of life.
This includes:
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Households on certain benefits
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Low-income households not on benefits
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Homes with poor energy efficiency ratings
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Pensioners eligible for a free boiler grant
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Not sure if you fit the criteria? Use our quick form to find out
Why choose Zenergee?
No Cost to You
Experience you can trust
Support from A – Z
How Government Energy Grants Work
Getting your free home energy upgrade is simple.
We handle everything; all you have to do is follow the steps here.
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Check your eligibility
Fill in our quick online form so we can see which grants you may qualify for. -
Book your home survey
We visit your property to assess what improvements are suitable. -
Provide any required evidence
This might include proof of income, benefits, medical, or property details. -
Have your upgrades installed
Our accredited team fits your new boiler, insulation, or renewable system. -
Benefit from expert aftercare
We make sure everything is working perfectly and you’re happy with the result.
Retrofit Assessments
This isn’t just a box-ticking exercise; it’s how we make sure your application is watertight, meets all the rules, and gets approved the first time.
Because we’re experts, the whole process still only takes an hour or two. Our trained surveyor will visit your property, take measurements, and capture detailed photographs of your home to support your application.
You may also need to provide extra evidence, such as proof of income, benefit statements, or property ownership details. We only ask for what’s necessary – and if you qualify on multiple grounds, we’ll always choose the route that requires the least amount of financial evidence.
The more thorough we are now, the smoother and faster your grant approval will be, meaning you can start enjoying a warmer, more efficient home sooner.

