What are energy efficient boilers?

Energy-efficient boilers are advanced heating systems designed to optimise energy usage while minimising waste. Whether you opt for a system boiler or a combi boiler, these units offer efficient heating and hot water solutions for your home.

What makes a boiler energy efficient?

The efficiency of a boiler refers to how much of the energy it consumes is actually converted into heat for your home. Every new boiler available in the UK today is rated at least 90% efficient, earning an A-rating. This means that 90% of the energy consumed is converted into heat, with only 10% lost as waste.

In contrast, older boilers, manufactured to different standards, can have efficiency ratings as low as G, operating at as low as 60% efficiency. This highlights the significant potential for savings by upgrading to a more efficient model.

Benefits of an energy efficient boiler

Potential energy savings

Upgrading to an energy efficient boiler could save a typical household up to 23% on their annual gas bills.

Customised solutions

Choose between system boilers, ideal for larger homes, or combi boilers, perfect for smaller properties with limited space.

Enhanced comfort

Enjoy consistent heating and hot water supply, tailored to your home's size and usage patterns.

Reduced carbon emissions

By maximising heat production and minimising waste, they have a lighter impact on the planet.

Supporting Net Zero

With the UK government's initiative to phase out fossil fuel boilers from new-build properties by 2035, switching to an energy-efficient boiler is a step in the right  direction for existing homes.

Finance options

Offset upfront costs with a Tandem Home Improvement Loan, spreading payments over manageable monthly instalments.

Interested in energy efficient boilers?

Enquire with British GasEnquire now

Types of energy efficient boilers

There are several types of energy efficient boilers, including combi, system, and conventional boilers. Each type is designed to suit different property sizes and heating needs.

Combi boilers

Combi boilers, or combination boilers, are space-saving units that provide both hot water for taps and heating for your home instantly, without the need for a separate hot water tank. They heat water directly from the mains, ensuring you have hot water whenever you need it. Combi boilers are often considered the most efficient due to their on-demand heating capabilities, minimising energy waste.

Conventional boilers

Conventional boilers, also known as heat-only boilers, work in conjunction with a separate hot water cylinder and cold water storage tank. They are well-suited for properties with existing heating and hot water systems, providing a reliable and consistent supply of hot water and heating throughout the home. While they may require more space for installation, conventional boilers offer versatility and compatibility with older heating systems.

System boilers

System boilers work alongside a hot water cylinder to store hot water for later use, making them suitable for larger properties with higher hot water demands. They offer a constant supply of hot water at multiple taps simultaneously, making them ideal for households with multiple bathrooms or high water usage.

INSTALLATION

Simple steps to upgrade your boiler

Enquire with our partner

Simply fill out our enquiry form and we'll connect you to our trusted window partner.

Book a free assessment

Either virtually or at your home, to talk through the options available to suit your home and needs.

Get a tailored quote

They will provide you with a system recommendation and fixed-price quote.

Explore finance options

Discover options like Tandem Home Improvement Loans, where you can spread the upfront cost into easy monthly payments.

Installation time

It usually takes about 1-3 days to install your new boiler. If it’s the same type as your old boiler, the installation process is simpler and quicker compared to installing a different type of boiler.

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