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Our wide range of gas boilers are a popular choice for heating homes across the UK, offering warmth and hot water at the twist of a tap.
We have every replacement you can need, from compact combis for small homes to system boilers and regular boilers for large homes.
We can fit most boilers next day nationwide if ordered before 2pm on a weekday, so get your fixed price boiler quote online now.
Most homes in the UK have a boiler that burns natural gas, which heats water that circulates through radiators and taps, delivering comfort throughout your home.
A gas boiler is a vital component of many homes and workplaces, providing both hot water and central heating.
These systems use natural gas or liquefied petroleum gas (LPG) to generate heat. Gas boilers come in various types, including combi boilers, system boilers, and regular boilers, each offering unique benefits.
Whether you need a compact solution for a small home or a powerful system for a larger property, there’s a gas boiler to meet your needs.
By efficiently heating water and distributing it through your central heating system, gas boilers ensure your home stays warm and comfortable.
Understanding how a gas boiler works can help you appreciate its role in your heating system. At its core, a gas boiler burns gas to produce heat.
This heat is then transferred to water, creating hot water for your home. The process involves several key components: a gas burner, a heat exchanger, and a flue.
The gas burner ignites the gas, generating heat that is absorbed by the heat exchanger. This heat is then transferred to the water, which is circulated through your central heating system to warm your home.
The flue safely expels the by-products of combustion, such as carbon monoxide and water vapour, ensuring your home remains safe and warm.
Each type of new boiler suits different homes and lifestyles, giving options for efficiency and space:
We offer a curated selection of boilers from leading manufacturers, ensuring quality, reliability, and performance.
Combi boilers, short for combination boilers, are a popular choice in the UK due to their compact size and efficiency.
These boilers provide both hot water and central heating directly from the mains, eliminating the need for a separate hot water tank.
This makes them ideal for smaller homes with limited space. Combi boilers are known for their ability to deliver instant hot water, making them a convenient option for households with one bathroom.
If you’re looking for the best gas boiler for a small home, a combi boiler is often the perfect solution.
System gas boilers, also known as sealed system boilers, are designed to meet the needs of larger homes with multiple bathrooms.
These boilers work with a separate hot water tank, allowing them to provide a higher volume of hot water.
This makes them ideal for homes with higher hot water demands. System boilers heat water in the tank, which is then pumped through the central heating system to keep your home warm.
If you have a larger home and need a reliable heating and hot water system, a system boiler is often considered the best gas boiler for the job.
Regular gas boilers, also referred to as traditional boilers, are a tried-and-true option for homes with high hot water demands. These boilers use both a hot water tank and a cold water tank to provide central heating and hot water.
Regular boilers are well-suited for larger homes with multiple bathrooms, as they can store and supply a significant amount of hot water.
By heating water in the tank and distributing it through the central heating system, regular boilers ensure your home stays warm and your hot water needs are met.
For households with high hot water demands, a regular boiler is often the best gas boiler choice.
By understanding the different types of gas boilers and how they work, you can make an informed decision about the best heating system for your home.
Whether you need a compact combi boiler for a small space or a powerful regular boiler for a larger property, there’s a gas boiler to suit your needs.
Choosing the right boiler output is crucial to keep your home warm without wasting energy or money. Boiler output is measured in kilowatts (kW) and is how powerful the boiler is.
The right size depends on the size of your home and hot water demand. Here’s a quick guide:
For small homes or flats with up to 10 radiators, a 24-27 kW combi boiler is usually the way to go. This size has enough power for heating and hot water without taking up too much space.
Since small homes have lower hot water demand, this output covers both heating and hot water.
If you have a medium sized home with 10-15 radiators, a 28-35 kW boiler will probably be enough. This output range is good for homes with more than one bathroom, it has enough power to supply hot water to multiple taps or showers at the same time.
System boilers are often a good fit for these homes as they can support higher hot water demand. Finding the perfect boiler tailored to your home needs ensures optimal performance and efficiency.
For larger homes with 15+ radiators and multiple bathrooms, a 35-42 kW boiler or higher may be needed.
These boilers can handle high heating and hot water demand, good for homes where several taps may be running at the same time. Conventional boilers, which have hot and cold water tanks, are often chosen for these homes as they can store more hot water so you don’t run out.
When switching to a replacement boiler, consider the installation time and costs to ensure a smooth transition.
Quick Tips Consider Hot Water Demand – If your household has high hot water usage, go for the higher end of the output range. Don’t Oversize – A boiler with too much output for your home will cost you more and waste energy.
Seek Expert Advice – A heating engineer will help you choose the right output especially for larger or unique shaped homes. Final Thought
The right output will keep your home warm and your energy usage efficient. Choose an output that matches your home and hot water demand.
Gas boilers are a reliable and efficient heating option in the UK, and here’s why:
Regular maintenance keeps your gas boiler efficient and extends its life, helping you avoid unexpected breakdowns:
Install a carbon monoxide alarm near your boiler. It’s a small step that adds peace of mind, protecting you from potential gas leaks.
Gas boilers are a reliable choice for heating homes in the UK. With different models to match your needs, you can find a solution that’s both practical and efficient.
Remember, regular maintenance helps keep it running smoothly, saving you from the hassle of cold mornings or sudden repairs.
Professional new boiler installation is crucial to ensure efficiency and reliability, and having a boiler installed by certified professionals offers numerous benefits.