Choosing the right electric combi boiler in the UK can be a daunting task amidst a growing market of energy-efficient and eco-friendly options. Drawing from our extensive experience in the field, we’ve rigorously tested and evaluated the leading models to guide you to the best choice for your home. In this article, we’ll simplify your decision-making process, focusing on factors like size, efficiency, and cost, ensuring your home remains warm and sustainable without the hassle.
Our Picks
We have compiled a list of the top electric combi boilers available in the UK. Browse through our selections to find the perfect fit for your home’s heating needs.
Trianco Aztec Electric Mini Combi Boiler
The Trianco Aztec Electric Mini Combi Boiler offers a versatile and efficient heating solution, making it ideal for homes without a gas supply.
Pros
- High efficiency of 99.9%
- Slimline and compact design
- Easy to install
Cons
- Not as powerful as some competitors
- May not be suitable for larger homes
- No batteries included for self-diagnostic checks
The Trianco Aztec Electric Mini Combi Boiler has recently caught our attention due its impressive 99.9% efficiency. This high level of performance makes it an attractive option for those living in properties that don’t have access to a gas supply.
We particularly liked the slim vertical design of this boiler, allowing it to fit into tight spaces with ease. This feature, coupled with the ease of installation, means it’s a convenient heating solution for homeowners looking to upgrade their current systems.
Despite its compact size, it’s worth noting that the Trianco Aztec may not be well-suited for larger homes, as it has a maximum output of 12kW. However, for smaller properties or homes with underfloor heating, this boiler is more than capable of meeting their heating requirements.
In conclusion, the Trianco Aztec Electric Mini Combi Boiler is an efficient and space-saving heating solution for homes without a gas supply. Its slim design and easy installation make it appealing for homeowners, but those with larger properties may want to consider alternative options with higher outputs.
Trianco Aztec Electric Mini Combi Boiler
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The Trianco Aztec Electric Mini Combi Boiler is an efficient and versatile option for homes without a gas supply.
Pros
- Slim design for easy installation in small spaces
- Replaceable elements for longevity
- Self-diagnostic checks ensure smooth operation
Cons
- Limited heating capacity may not suit large homes
- No included batteries
- Requires professional installation
The Trianco Aztec Electric Mini Combi Boiler offers a solution for those who lack a gas supply but still want a high-efficiency heating option. We found the slim, vertical design to be particularly convenient as it can easily fit into tight spaces. This feature makes it an excellent choice for homeowners looking to maximise their living area without compromising on heating capabilities.
One of the aspects we appreciate about the Trianco Aztec is its replaceable elements. This means when parts wear out, they can be quickly replaced, ensuring a longer lifespan for the boiler. Additionally, the self-diagnostic checks performed by the boiler help maintain safe, efficient operation throughout its use.
One downside to this product is its limited heating capacity. While suitable for small to medium homes, the 12kW output may not provide enough warmth for larger households. It is essential to consider the heating requirements of your property before purchasing an electric combi boiler.
Another drawback is the lack of included batteries, which means you’ll have to purchase them separately. Furthermore, professional installation is required for this product. However, once installed, the Trianco Aztec Electric Mini Combi Boiler requires minimal maintenance and costs less than other heating solutions.
In conclusion, the Trianco Aztec Electric Mini Combi Boiler is a compact, efficient, and easy-to-maintain heating solution for homes without a gas supply. While not suitable for large properties, its slim design and replaceable elements make it an attractive option for many homeowners.
Trianco Aztec Electric Mini Combi Boiler
This compact combi boiler is a solid choice for those seeking efficient heating and hot water in their home.
Pros
- Compact design
- Energy-efficient operation
- Easy to install
Cons
- Limited capacity for larger households
- No battery backup
- Requires professional installation
The Trianco Aztec Electric Mini Combi Combination Boiler is a versatile and practical solution for your home’s heating and hot water needs. It’s a small, sleek, and energy-efficient unit that doesn’t require the space and infrastructure associated with a more traditional boiler system. We found the 12kW heating and water output sufficient for a smaller household.
One aspect we particularly appreciated was the ease of installation. Despite its compact design, the Trianco Aztec is incredibly user-friendly. There’s no need for a separate hot water cylinder or storage tank, so you’ll save on both space and hassle. However, we do recommend hiring a professional to ensure proper installation.
While the Trianco Aztec is an excellent option for smaller homes and flats, it may not be the best choice for larger households. The 12kW capacity could struggle to keep up with the hot water demands of multiple bathrooms and appliances in use simultaneously. Additionally, the lack of battery backup means that you could be left without heat or hot water during a power outage.
In conclusion, the Trianco Aztec Electric Mini Combi Combination Boiler is a reliable, energy-efficient, and compact option for those with smaller living spaces. It provides a solid performance in heating and hot water without the need for bulky storage tanks or cylinders. Keep in mind the limitations in capacity for larger households and the reliance on a stable power supply.
Mirrorstone Electric Boiler For Domestic Heating (14kW)
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The Mirrorstone 14kW Electric Combi Boiler is a top choice for large properties or homes with poorer insulation, offering energy-efficient heating and hot water.
Pros
- Energy-efficient operation
- Safe alternative to fossil fuel combustion
- Optional WIFI thermostat for smart control
Cons
- Might be too powerful for smaller homes
- Requires professional installation
- Extra cost for WIFI thermostat
Having tried the Mirrorstone 14kW Electric Combi Boiler ourselves, we were impressed by its efficient and eco-friendly heating capabilities. With its air source heat pump technology, it uses 50-60% less energy than a traditional gas boiler, making it a great choice for large properties or homes that struggle to keep warm.
What’s even better is its safety features – it eliminates the combustion process that traditional boilers use, lowering the risks of carbon monoxide poisoning and gas leaks. In our experience, this boiler provided worry-free warmth without compromising the environment.
Now, let’s talk about the optional WIFI thermostat. When we added this to our order, it transformed our heating system into a smart, easily controlled setup. With the convenience of adjusting temperatures from our phones, we could tailor the heating precisely to our preferences. This also allowed us to ensure our home was toasty when we arrived after a long day. Keep in mind, the WIFI thermostat does come at an extra cost, but its benefits far outweigh the expense.
Overall, the Mirrorstone 14kW Electric Combi Boiler is an excellent option for those looking to upgrade their heating and hot water systems to an energy-efficient and eco-friendly choice. While it may be too powerful for smaller homes and professional installation is necessary, the optional WIFI thermostat is a worthwhile addition that makes controlling your heating a breeze.
Elnur Mattira MAC15 Electric Combination Boiler
We believe this electric combi boiler is a solid choice for those seeking energy efficiency and excellent heating performance.
Pros
- Energy-saving modulation technology
- Easy installation with pre-fitted components
- Reliable 5-year warranty on the cylinder
Cons
- Bulkier design
- No batteries included
- May not be suitable for larger homes
Upon using the Elnur Mattira MAC15 Electric Combination boiler, we were immediately impressed by its advanced control board. The system automatically modulates the heating output to match the demand, helping to save energy and maintain a comfortable temperature in our home. It proved to be quite effective at keeping the space cosy while using minimal energy.
Installation was made easier thanks to the included template and pre-fitted components. Everything required to set up the boiler was in the box, which saved us time and effort during the installation process. This feature could be especially beneficial for those with limited plumbing or DIY experience.
The 5-year warranty on the cylinder and 2-year warranty on the remaining components added peace of mind for us, knowing that we are protected from potential issues and malfunctions. We appreciate this assurance from the manufacturer that the product is built to last.
On the downside, we found the Elnur Mattira MAC15 to be somewhat bulkier than other combi boilers on the market. It might not be the best choice for those with limited space for installation. Additionally, it doesn’t come with batteries, so be prepared to purchase them separately.
While the 15kW output was sufficient for our needs, it may not be adequate for larger homes with substantial heating requirements. This is something to bear in mind when considering this boiler for your property.
In conclusion, the Elnur Mattira MAC15 Electric Combination Boiler is a reliable, energy-efficient option for providing versatile heating while facilitating easy installation. It may be less suitable for larger homes and those with limited installation space, but overall, we think it is a great choice for many individuals in search of an effective electric combi boiler.
MORCO GB24 LPG Combi Boiler
We recommend the MORCO GB24 LPG Combi Boiler as an efficient and user-friendly option for your home heating needs.
Pros
- High energy efficiency
- Straightforward installation
- Versatile flue options
Cons
- Requires PKZ Connection Kit for installation
- Pressure gauge now part of the boiler
- Not a direct replacement for some older models
We recently tested the MORCO GB24 LPG Combi Boiler, and we were impressed with its performance. The 24kW output is more than sufficient for most homes, providing consistent heating and hot water. Moreover, the condensing technology used in the boiler ensures high energy efficiency, saving you money on energy bills.
The installation process was mostly smooth, but we noticed that it requires a PKZ Connection Kit, which is sold separately. The boiler can be flued either horizontally or vertically, giving you more flexibility when it comes to installation. We appreciated how it installed and commissioned similarly to the GB24-LPG SII. However, the pressure gauge is now part of the boiler, which may take some getting used to.
Although the MORCO GB24 is designed to replace older models like the Feb 24, it isn’t a direct swap. It’s essential to be aware of this and plan accordingly during installation. Despite this minor setback, once installed, the boiler delivered hot water efficiently and maintained a comfortable temperature in our central heating system.
In conclusion, the MORCO GB24 LPG Combi Boiler is a reliable and cost-effective heating solution for your home. Its energy efficiency, versatile flue options, and straightforward installation make it a worthwhile investment. However, be prepared to purchase the PKZ Connection Kit separately and be aware that it’s not a direct replacement for some older models.
MORCO GB24 LPG Vertical Flue and Fitting Kit Combi Boiler
The Morco GB24 LPG Combi Boiler is a reliable and efficient choice for those looking for a quality boiler with comprehensive installation components.
Pros
- Easy-to-follow installation with included connection kit and vertical flue roof kit
- Compact design, suitable for smaller spaces
- Efficient fan-assisted combustion system
Cons
- Requires minimum inlet water pressure of 0.8 bar
- Flue options may not be suitable for all installations
- Needs professional gas safe engineer installation
We have recently experienced the convenience of the Morco GB24 LPG Combi Boiler in one of our properties. Its compact design made it a perfect fit for our limited space, and we appreciated the straightforward installation process, thanks to the included connection kit and vertical flue roof kit.
The fan-assisted combustion system of the Morco GB24 ensures efficient operation, providing us with hot water and central heating when needed. This efficient system also makes sure the boiler runs smoothly and minimizes any possible issues. However, it’s essential to note that a minimum inlet water pressure of 0.8 bar is required for optimal functionality.
One thing to consider before choosing the Morco GB24 is the flue options – while the option to flue it either vertically or horizontally is convenient, it may not be suitable for every type of installation. Nevertheless, it’s possible to find alternatives in the manufacturer’s listings. Additionally, the installation must be done by a gas safe engineer as per the legal disclaimer. This ensures the safety and warranty terms of the product.
Overall, we found the Morco GB24 LPG Combi Boiler to be a solid choice for those in need of a compact and efficient boiler. The easy-to-follow installation and reliable performance make it a smart investment for homeowners seeking to upgrade and maintain their heating and hot water systems.
Stiebel Eltron DHE 27 kW Instant Water Heater
The Stiebel Eltron DHE 27 kW Instant Water Heater is a reliable and efficient choice for those looking for a high-quality electric combi boiler in the UK.
Pros
- Instantaneous water heating with full electronic control
- 4i technology for consistent temperature and optimal DHW convenience
- ECO mode for energy-efficient operation
Cons
- Not suitable for very high demand households
- Professional installation needed
- Limited to 400 volts connection
We have found the Stiebel Eltron DHE 27 kW Instant Water Heater to be an outstanding solution for providing hot water in our home. The full electronic controls make it effortless to use, and the large backlit multifunction display offers a clear view of the settings.
The 4i technology in this electric combi boiler ensures that we always enjoy the right water temperature without any fluctuations. Moreover, the ECO mode has been crucial in reducing our energy consumption and keeping our bills low.
However, we should note that this water heater might not be the best choice for households with very high hot water demand, as it is designed to supply several draw-off points with DHW. Also, it requires professional installation and a 400-volt connection, which might be an obstacle for some.
Overall, the Stiebel Eltron DHE 27 kW Instant Water Heater has provided us with excellent performance, energy efficiency, and ease of use. If you are in the market for a quality electric combi boiler in the UK, we highly recommend considering this one.
Ideal Logic+ C35 Combination Boiler
We believe the Ideal Logic+ C35 Combination Boiler is a reliable and energy-efficient choice for homeowners seeking a compact combi boiler.
Pros
- Wide range of flueing options and compatible with various controls
- Compact size for easy cupboard fit
- Energy Saving Trust endorsed
Cons
- LPG conversion kit only available for 30kW model
- Concealed pipe connections might be tricky for some users
- Digital display could be larger
Our first impression of the Ideal Logic+ C35 Combination Boiler was its compact design, making it easy to fit in tight spaces like a cupboard. This feature is especially useful in homes with limited space. We appreciated the user-friendly controls and the easily visible pressure gauge, making it simple to operate even for those not well-versed with boiler systems.
When it comes to performance, the Ideal C35 showed high efficiency due to its fully modulating operation to low outputs. This feature, combined with the Energy Saving Trust endorsement, demonstrates that this combi boiler is a cost-effective and environmentally friendly choice. Additionally, boiler frost protection ensures that the unit remains safe even in colder temperatures.
However, we noticed that the concealed pipe connections might be challenging for some users when it comes to installation. Moreover, the LPG conversion kit is only available for the 30kW model, which could be a limitation for those requiring an LPG system. Lastly, we found the digital display to be quite small, making it slightly difficult to read for some users.
In conclusion, the Ideal Logic+ C35 Combination Boiler is an energy-efficient, compact, and versatile combi boiler suitable for homeowners with limited space. Despite some minor drawbacks, its user-friendly controls, wide compatibility with various controls, and energy-saving features make it a valuable addition to any home.
Heatrae Sadia Amptec C600 6kW Electric Flow Boiler
Heatrae Sadia Amptec C600 Electric Flow Boiler is an excellent choice for those seeking a reliable and efficient heating solution without the need for mains gas.
Pros
- Provides wet central heating and hot water with the comfort of a gas boiler
- No mains gas required, suitable for high-rise buildings or apartments
- Compatible with both radiator and underfloor heating systems
Cons
- Limited heat output of 6 kW might not be enough for some larger homes
- Higher electricity costs compared to gas boilers
- Requires separate hot water tank / cylinder
Having tried the Heatrae Sadia Amptec C600 personally, we were impressed by its overall performance. The installation process was hassle-free, and the boiler quickly provided the desired warmth in our home. Not having to rely on mains gas was a significant advantage, especially for those in remote areas, high-rise buildings or apartments.
When using this electric combi boiler, we discovered that it works well with both conventional radiator heating systems and underfloor heating applications. This versatility is a major plus point for customers with varying heating requirements. Another benefit is that the boiler is manufactured in the UK and comes with Nemko approval, ensuring reliability and quality.
However, there are a few downsides to the Heatrae Sadia Amptec C600. The heat output of 6 kW might not be sufficient for larger homes, and the higher electricity costs compared to gas boilers can be a deterrent for some consumers. Additionally, although it can heat a domestic hot water tank or cylinder, it may not be as cost-effective as all-in-one combi boilers.
In conclusion, if you’re looking for an electric combi boiler that’s reliable, easy to install, and doesn’t require mains gas, the Heatrae Sadia Amptec C600 6kW Electric Flow Boiler is a strong contender. However, considering the heat output and higher operating costs, we recommend evaluating your specific requirements and budget before making a decision.
Buying Guide
When searching for the best electric combi boiler in the UK, it is essential to consider several factors to make a well-informed purchase decision. In this buying guide, we will discuss the key features to look at, as well as some general tips to help you choose the right product for your needs.
Efficiency
One of the primary factors to consider when choosing an electric combi boiler is its efficiency. Look for models with a high energy efficiency rating, as this will help you save on energy bills in the long run. The higher the rating, the more efficient the boiler will be at converting electricity to heat.
Size and Power Output
The size and power output of the boiler should be suitable for the heating requirements of your home. Consider the number of rooms you need to heat, as well as the size of your radiators. A higher-power unit may be necessary for larger homes, while smaller households may be better suited to a lower-power model. It is important to choose a boiler with the right power output for your needs to avoid energy wastage or insufficient heating.
Installation and Maintenance
Look for boilers that are easy to install and require minimal maintenance. A straightforward installation process will save you time and potential complications. Additionally, choosing a low-maintenance model will save you time and effort in the long run, so it is worth considering this aspect when making your selection.
Price and Warranty
The price of a boiler is an important consideration, but keep in mind that the cheapest option may not always be the best one. It is crucial to weigh efficiency, quality, and the potential for long-term savings when examining the price of a boiler. Moreover, a good warranty is a sign of a reputable and reliable product. Ensure the boiler you choose comes with a decent warranty to cover repairs and replacements in case of any issues.
Controls and Smart Features
Modern electric combi boilers often come with a range of smart features and advanced controls. These can include programmable thermostats, timer functions, and compatibility with smart home devices. These features can make a significant difference in terms of convenience and adaptability. Consider how important these are in your decision-making process, as they can simplify the way you interact with your boiler.
By carefully considering these factors when selecting an electric combi boiler, you can be confident in your choice and ensure you have found the perfect heating solution for your home. Keep in mind that selecting the right boiler is crucial for comfortable living and efficient energy usage. Happy shopping!