Are You Eligible?

Fully Funded ECO4 Government Energy Products – 100% Free!

Claim Government Funding of Up to £40,000 for Energy-Efficient Home Improvements and Save 70% on Bills!

Find out if you are eligible for 100% FREE Energy & Insulation upgrades

About Us

With more than 20 years of experience in retrofit insulation and managing major carbon reduction contracts, combined with our in-depth knowledge of ECO funding, Heat Sources Ltd is fully prepared to help you access a wide range of energy-efficient products. Contact us today to learn more.

Quick and hassle-free...

Book a free survey for boiler

Book a Free Survey

We’ll visit your property to carry out a home energy survey and provide you with a detailed eligibility report.

Installation Planning

Schedule your appointment today for a smooth, stress-free installation tomorrow.

Energy saving with Heat Sources

Get Things Done

Enjoy a warmer, more comfortable home and lower energy bills — all at no cost to you.

We specialize in

Our range of energy-saving

Free boiler replacement

Free Boiler Replacement

Upgrade your old boiler to a more energy-efficient model and keep your home warm — all through the ECO4 scheme.

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First Time Central Heating

First Time Central Heating

We provide First Time Central Heating funding through the ECO4 Scheme, helping you install efficient central heating in your home to ensure lasting warmth and comfort.

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Outdoor air source heat pump unit installed at a UK home to deliver energy-efficient heating and hot water under the government ECO4 scheme.

Air Source Heat Pump Grants

Harness heat from the air to efficiently warm your home — an environmentally friendly and cost-effective heating solution for modern living.

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Solar Panels

Solar Panels

Harness solar energy to produce electricity and lower your reliance on conventional power sources, promoting sustainability and saving on energy bills.

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Temperature Zone Control

Temperature Zone Control

Easily control your home’s temperature with our advanced zone control system, offering comfort, efficiency, and convenience in every room.

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Free Electric storage heaters

Free Electric Storage Heaters

Efficient electric heaters store off-peak heat and release it when needed, reducing energy bills. Apply now via the ECO4 scheme.

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Room in Roof Insulation

Free Loft Insulation

Stop heat from escaping your home and reduce the need for constant heating, boosting energy efficiency and cutting down energy costs.

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Free Cavity Wall Insulation

Free Cavity Wall Insulation

Seal wall gaps to prevent heat loss, enhancing energy efficiency and creating a warmer, more comfortable, and relaxing home environment year-round.

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Free Internal Wall Insulation

Free Internal Wall Insulation

Install insulation on interior walls to reduce heat loss, improve energy efficiency, and maintain a warm, comfortable environment throughout your home.

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Cross-section of external wall insulation showing insulation board, adhesive, mesh, and render to reduce heat loss in UK homes under ECO4 scheme.

Free External Wall Insulation

Enhance your property’s comfort and appearance with external wall insulation — available now at highly competitive rates.

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Underfloor Insulation Grants

Underfloor Insulation Grants

Add insulation beneath your floors to retain warmth and keep your home cosy, energy-efficient, and comfortable throughout the seasons.

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Room in roof insulation fitted between attic rafters in a converted loft to improve thermal efficiency and comfort under the UK ECO4 grant scheme.

Room In Roof Insulation

Stay updated with informative articles on energy topics, or reach out to us for personalised assistance and expert advice.

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Heat Sources - The Best Boiler System

About Us

Heat Sources Ltd

We work hand in hand with government agencies to ensure fair, efficient distribution and implementation of grants, making energy-saving upgrades accessible to all eligible homeowners.

Do You Qualify for ECO4 Government Grants?
We can help you access free energy-efficient upgrades such as:

Our Aim

We are committed to delivering eco-friendly energy solutions and securing government grants for those who need them most — all while advancing our vision of a greener, more sustainable world.

Our Vision

At ECO4, we envision a sustainable future where modern living supports future generations. Our goal is to help households reduce energy costs while making environmentally responsible choices.

Driving Energy Efficiency

Savings Across the UK

We aim to transform the way people live by promoting eco-friendly energy solutions that support a greener future. In partnership with the UK government, we offer grants to eligible households, helping them access essential upgrades. Each month, we assist hundreds of families in making their homes warmer and more energy-efficient—while cutting down on heating expenses.

Eco-friendly energy solutions

Get a FREE Boiler!

Looking to cut down on your energy bills? Find out today if you qualify for a free, energy-efficient boiler through government funding!

We specialize in

What Our Happy Customers Are Saying

Why Choose Us

Your Benefits with Us

Quick Response

Plan your time and complete tasks quickly, whenever you need.

Expert Team

Skilled and trained professionals available to assist you around the clock.

Trusted Products

We carefully choose high-quality brands to deliver premium results.

24/7 Assistance

Our team is here to support you at any hour, day or night.

Join the Heat Sources Newsletter

Whether you’re upgrading your heating system, looking for energy-saving tips, or just love staying in-the-know about the latest in home comfort — we’ve got something for you.