Vaillant is a prominent name in the heating industry, celebrated for its range of reliable and efficient boilers. Known for their robust build quality, Vaillant boilers offer exceptional performance, energy efficiency, and customer support. Ideal for homeowners who value quiet operation and long-term reliability, Vaillant boilers represent a worthwhile investment despite their higher initial cost.
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Vaillant is a well-known brand in the heating industry, particularly for its range of boilers. Vaillant boilers are a strong choice for those looking for a reliable, efficient, and well-built heating system. They are particularly well-suited for homeowners who prioritise energy efficiency, quiet operation, and robust customer support. While they may come at a higher price point, the overall value in terms of performance and longevity makes them a worthwhile investment.
Range of Products
Combi Boilers
Vaillant’s combi boilers are among the most popular. They provide both heating and hot water directly from the mains, without the need for a separate water tank. Models like the ecoTEC Plus are well-regarded for their compact size and efficiency.
System Boilers
Vaillant system boilers, such as the ecoTEC Plus System, are ideal for larger homes with more than one bathroom. They require a separate hot water cylinder but offer powerful performance.
Regular Boilers
Vaillant also offers regular (heat-only) boilers that work with a hot water cylinder and cold water storage tank, making them suitable for homes with traditional heating systems. Vaillant offers a range of boilers that cater to different household needs.
Vaillant most popular boiler models include:
- Vaillant ecoTEC Plus Combi
The ecoTEC Plus Combi is one of Vaillant’s flagship models and is highly popular due to its efficiency and reliability. It’s available in various output ratings, making it suitable for small to large homes.
Features:
- Compact size for easy installation in smaller spaces
- High efficiency with an A-rating for energy use
- Quiet Mark accreditation for low noise levels
- Built-in frost protection
- Available in 25kW, 32kW, 35kW, and 38kW versions
- Vaillant ecoTEC Pro Combi
The ecoTEC Pro Combi is designed for smaller homes with one bathroom. It’s slightly more affordable than the ecoTEC Plus but still offers excellent performance and efficiency.
Features:
- Available in 24kW, 28kW, and 30kW versions
- High-efficiency pump to reduce energy usage
- Simple and user-friendly interface
- Compact design suitable for homes with limited space
- Vaillant ecoTEC Plus System
The ecoTEC Plus System boiler is ideal for homes with higher hot water demands, typically with more than one bathroom. It requires a separate hot water cylinder.
Features:
- Available in various outputs, including 12kW, 15kW, 18kW, 24kW, 30kW, and 37kW
- Smart compatible with Vaillant’s vSMART app
- Highly efficient and suitable for large homes
- Stainless steel heat exchanger for durability
- Vaillant ecoFIT Pure Combi
The ecoFIT Pure Combi is a more affordable option in Vaillant’s range, offering good performance and efficiency at a lower price point. It’s compact and designed for easy installation.
Features:
- Available in 25kW, 30kW, and 35kW versions
- Lightweight and compact design
- High efficiency with low energy consumption
- Flexible flue options for easy installation in different property types
- Vaillant ecoFIT Pure System
Similar to the ecoFIT Pure Combi, the ecoFIT Pure System boiler is a more affordable system boiler option. It’s suitable for homes with higher heating and hot water demands.
Features:
- Available in outputs from 12kW to 30kW
- High-efficiency rating
- Simple and compact design
- Quiet operation
- Vaillant ecoTEC Exclusive with Green iQ
The ecoTEC Exclusive with Green iQ is Vaillant’s top-of-the-line model, offering the highest levels of efficiency and smart home integration. It’s designed for those who want the best in performance and technology.
Features:
- Available in 35kW and 43kW versions
- Built-in internet connectivity for smart control via the vSMART app
- High-efficiency rating and reduced carbon emissions
- Premium components for enhanced durability and reliability
- Vaillant ecoTEC Plus Regular (Open Vent)
The ecoTEC Plus Regular boiler is a traditional heat-only boiler designed for homes that already have a separate hot water cylinder and cold water tank.
Features:
- Available in 12kW to 35kW versions
- Highly efficient, with a focus on reliability
- Compact design suitable for smaller spaces
- Compatible with solar thermal systems for increased energy savings
- Vaillant ecoTEC Pure Regular (Open Vent)
The ecoTEC Pure Regular is another heat-only boiler option, offering good performance at a more affordable price point. It’s ideal for homes with existing traditional heating systems.
Features:
- Available in 12kW, 15kW, 18kW, 24kW, and 30kW versions
- Simple and reliable design
- Compact and lightweight for easy installation
- Good energy efficiency rating
Vaillant boilers features
Vaillant boilers are known for their advanced features, which contribute to their efficiency, reliability, and ease of use.
- High Efficiency
Most Vaillant boilers are A-rated for efficiency, meaning they convert more than 90% of the fuel they use into heat. This results in lower energy bills and reduced carbon emissions. Vaillant boilers use condensing technology to capture and reuse heat that would otherwise be lost in flue gases, further improving efficiency.
- Advanced Heat Exchangers
Many Vaillant boilers are equipped with high-quality stainless steel heat exchangers, which are durable, efficient, and resistant to corrosion. Some models use aluminium heat exchangers, which are lightweight and highly conductive, helping to maximize energy efficiency.
- Smart Controls and Connectivity
Vaillant offers smart thermostat options like the vSMART app, which allows users to control their heating remotely via a smartphone or tablet. This enables users to manage their heating more efficiently, even when they are not at home.
Some Vaillant boilers include weather compensation technology, which adjusts the boiler’s output based on the outside temperature, improving efficiency and comfort.
- Quiet Operation
Several Vaillant models are accredited with the Quiet Mark, indicating that they operate at low noise levels. This makes them suitable for installation in areas where noise could be a concern, like in or near living spaces.
- Flexible Flue Options
Vaillant boilers often come with flexible flue installation options, making them easier to install in various property types and configurations. This is particularly beneficial for homes with unusual layouts or space constraints.
- Easy-to-Use Controls
Many Vaillant boilers come with clear, easy-to-read digital displays that provide information on the boiler’s status and allow for straightforward adjustment of settings. The controls on Vaillant boilers are designed to be intuitive, making it easy for homeowners to manage their heating and hot water.
- Compact and Lightweight Design
Vaillant offers compact models like the ecoFIT Pure and ecoTEC Plus, which are designed to fit into small spaces, such as kitchen cupboards. This is ideal for homes where space is at a premium. The lightweight construction of some models makes them easier and less costly to install, as they require less structural support.
- Eco-Friendly Features
Vaillant’s ecoTEC Exclusive with Green iQ models feature Green iQ technology, which ensures the boiler runs as efficiently as possible while reducing its environmental impact. Many Vaillant boilers are designed to emit low levels of NOx (nitrogen oxides), making them more environmentally friendly and compliant with the latest regulations.
- Solar Compatibility
Vaillant boilers are compatible with solar thermal systems, allowing homeowners to use renewable energy to heat their water. This can further reduce energy costs and carbon footprint.
- Fast Hot Water Delivery
Certain Vaillant combi boilers feature a hot water boost function, which ensures that hot water is delivered quickly and at a consistent temperature, even during periods of high demand.
Vaillant boilers warranty
Vaillant offers warranties on its boilers to ensure peace of mind for homeowners.
Standard Warranty
- Duration: Vaillant typically provides a 2 to 5-year standard warranty on most of its boilers. This warranty is available when the boiler is installed by any Gas Safe registered engineer.
- Coverage: The standard warranty covers parts and labour, protecting against manufacturing defects and ensuring that repairs are handled without additional cost.
Extended Warranty
- Duration: Vaillant offers extended warranties of 7 to 10 years on select models, particularly when installed by a Vaillant Advance installer.
- Conditions: To keep the extended warranty valid, the boiler must be registered with Vaillant within 30 days of installation and must be serviced annually by a Gas Safe registered engineer.
Special Models Warranty
- Premium Models: Some premium models, like the ecoTEC Exclusive with Green iQ, often come with a standard 7-year warranty, which can be extended to 10 years if installed by a Vaillant Advance installer.
Registration Requirements
- Registration: It’s important to register the boiler with Vaillant within 30 days of installation to activate the warranty. This can usually be done by the installer or the homeowner through Vaillant’s website or customer service.
- Annual Servicing: An annual service by a qualified engineer is required to maintain the warranty. This helps ensure the boiler remains in optimal condition and that any issues are addressed promptly.
What the Warranty Covers
- Parts and Labor: The warranty typically covers both parts and labor costs associated with repairs due to manufacturing defects.
- Exclusions: The warranty may not cover issues arising from improper installation, misuse, or lack of regular maintenance.
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Vaillant boiler service
Regular servicing of your Vaillant boiler is essential for maintaining efficiency, safety, and warranty compliance. By scheduling an annual service with a qualified engineer, you can ensure that your boiler runs smoothly and reliably for years to come.
Importance of Servicing Your Vaillant Boiler
- Efficiency Maintenance: Regular servicing ensures that your boiler runs efficiently, potentially lowering your energy bills by keeping the system operating at peak performance.
- Safety Checks: During a service, safety checks are conducted to ensure that the boiler is running safely, without any risk of carbon monoxide leaks or other hazards.
- Warranty Compliance: To keep the Vaillant boiler warranty valid, an annual service by a Gas Safe registered engineer is required. Missing a service could void the warranty.
- Prolonged Lifespan: Routine maintenance can extend the life of the boiler, preventing minor issues from turning into costly repairs.
What a Vaillant Boiler Service Involves
A typical Vaillant boiler service includes the following:
- Visual Inspection:
The engineer will visually inspect the boiler, flue, and surrounding pipework for any obvious signs of damage or wear.
- Boiler Components Check:
The internal components, such as the heat exchanger, burner, and ignition system, will be inspected and cleaned if necessary. The engineer will check for any signs of leaks, corrosion, or blockages.
- Gas Pressure and Flow Tests:
The engineer will measure the gas pressure to ensure it’s within the correct range for safe and efficient operation. The gas flow will also be tested to ensure the boiler is receiving the correct amount of gas.
- Flue and Combustion Analysis:
The flue will be checked to ensure that it is not blocked and that it is safely expelling gases. A combustion analysis will be conducted using a flue gas analyzer to ensure the boiler is burning fuel efficiently and safely.
- Controls and Settings:
The boiler’s controls, thermostat, and safety devices will be tested to ensure they are functioning correctly. The engineer may adjust the settings for optimal performance, if necessary.
- Condensate Trap Check:
The condensate trap will be inspected and cleaned to prevent blockages that could cause the boiler to shut down.
- System Pressure Check:
The pressure in the central heating system will be checked and adjusted if necessary to ensure it is at the correct level.
- Service Report:
After the service, the engineer will provide a service report detailing the work carried out and any recommendations for further maintenance or repairs.
How often should you service your Vaillant boiler?
Vaillant recommends that boilers be serviced annually. This is particularly important for maintaining the warranty and ensuring the boiler continues to operate efficiently.
How much does it cost to service a Vaillant boiler?
The cost of a Vaillant boiler service can vary depending on the region and the service provider, but it typically ranges from £60 to £120. Prices may be higher if repairs or additional work are required.
Vaillant boilers technical
Vaillant boilers are built with advanced technical features that ensure high efficiency, reliability, and user comfort. Their wide modulation range, condensing technology, smart controls, and environmental considerations make them a top choice for homeowners looking for a technically advanced and eco-friendly heating solution.
Heat Exchanger Technology
- Stainless Steel Heat Exchanger: Vaillant often uses stainless steel heat exchangers in its boilers. These are durable, highly resistant to corrosion, and efficient in transferring heat from the burning fuel to the water.
- Aluminium Heat Exchanger: Some models feature aluminium heat exchangers, which are lightweight and provide excellent thermal conductivity, improving the boiler’s efficiency.
Modulation Ratio
- Wide Modulation Range: Vaillant boilers typically offer a wide modulation range, meaning they can adjust their output to match the heating demand. For example, a boiler with a 1:7 modulation ratio can operate at as low as 14% of its maximum output, enhancing efficiency and reducing wear and tear.
Condensing Technology
- High Efficiency: All Vaillant condensing boilers are designed to capture and reuse heat from exhaust gases that would otherwise be lost, increasing efficiency and lowering energy consumption.
- Low NOx Emissions: Vaillant boilers are engineered to produce low levels of nitrogen oxides (NOx), making them more environmentally friendly and compliant with stringent emissions regulations.
Smart Controls and Connectivity
- vSMART App: Vaillant boilers can be paired with the vSMART thermostat, allowing remote control via a smartphone or tablet. This smart control system optimises heating efficiency by learning the user’s schedule and adjusting the boiler’s operation accordingly.
- Weather Compensation: Some models include weather compensation technology, which adjusts the boiler’s output based on the outdoor temperature to maintain indoor comfort while maximising efficiency.
Flue Options
- Flexible Flue Systems: Vaillant boilers offer flexible flue installation options, allowing for horizontal or vertical flue runs. This flexibility makes installation easier in different property layouts and ensures compliance with building regulations.
- Balanced Flue: Most Vaillant boilers use a balanced flue system, which draws air from outside and expels combustion gases externally. This setup is safe, efficient, and ideal for well-insulated homes.
Integrated Pump
- High-Efficiency Pump: Vaillant boilers come equipped with high-efficiency pumps that adapt their speed to the demand, reducing energy consumption and operating noise.
- Pump Overrun: Some models feature a pump overrun function, where the pump continues to run for a short period after the boiler has stopped firing. This helps to dissipate residual heat and prevent overheating.
Frost Protection
- Built-In Frost Protection: Many Vaillant boilers have built-in frost protection, which automatically activates the boiler when temperatures drop below a certain level, preventing the system from freezing.
Compact Design
- Space-Saving: Vaillant offers several compact boiler models, like the ecoFIT Pure and ecoTEC Plus, designed to fit into tight spaces such as kitchen cupboards. Despite their small size, these boilers do not compromise on performance.
- Lightweight: The lightweight construction of some Vaillant boilers makes them easier to install, particularly in properties where space is at a premium.
Technical Specifications
- Output Ratings: Vaillant boilers come in a range of output ratings, from as low as 12kW to over 40kW, ensuring there is a model suitable for different property sizes and heating requirements.
- Water Pressure: Vaillant boilers are designed to work effectively with varying water pressures, ensuring consistent pe
Advanced Diagnostics
Self-Diagnostics: Vaillant boilers feature advanced diagnostic systems that can detect and display error codes on the control panel. This simplifies troubleshooting and speeds up repairs by providing engineers with precise information about the issue.
LED or LCD Display: Many Vaillant boilers come with an LED or LCD display, showing real-time information about the boiler’s status, temperature settings, and any error codes.
Read more: Vaillant ecoTEC Plus System Boiler Review
How long do Vaillant boilers last?
Vaillant boilers are built to last, with a typical lifespan of 15 to 20 years when properly maintained. Regular servicing, quality installation, and mindful usage are key to maximising the lifespan of your boiler. If your boiler is approaching this age range and showing signs of inefficiency or frequent issues, it might be worth considering a replacement to avoid unexpected breakdowns.
Factors Affecting Lifespan
- Regular Maintenance:
Annual servicing is crucial for extending the life of a Vaillant boiler. Regular checks help identify and fix minor issues before they become major problems, ensuring the boiler operates efficiently and safely.
- Quality of Installation:
A boiler that has been correctly installed by a qualified, Gas Safe registered engineer is more likely to last longer. Poor installation can lead to issues that might shorten the boiler’s lifespan.
- Usage Patterns:
Boilers that are heavily used, such as those in larger homes or properties with multiple occupants, may experience more wear and tear, potentially reducing their lifespan.
- Water Quality:
In areas with hard water, the buildup of limescale can impact the efficiency and longevity of the boiler. Installing a water softener or a magnetic filter can help mitigate this issue.
- System Care:
Using a magnetic filter to capture debris in the system, regularly bleeding radiators, and ensuring the system is properly balanced can all help extend the life of the boiler.
- Environmental Conditions:
Boilers installed in unheated areas like garages or lofts might experience more stress during cold weather. Ensuring adequate insulation and using frost protection features can help.
Signs It Might Be Time to Replace the Boiler
- Increased Repairs: If the boiler requires frequent repairs, it might be nearing the end of its lifespan.
- Decreased Efficiency: An older boiler may become less efficient over time, leading to higher energy bills.
- Inconsistent Heating: If the boiler struggles to heat your home or provide hot water consistently, it could indicate that it’s time for a replacement.
- Strange Noises: Unusual noises like banging, clunking, or whistling may indicate internal wear or failure.
Vaillant boiler installation in london
Choosing Let’s Heat for your Vaillant boiler installation means you’re partnering with a company that combines technical expertise, superior customer service, and a commitment to quality. Let’s Heat has deep local knowledge and experience. This means they understand the specific needs and challenges of homes in the region, from water pressure issues to local building regulations, ensuring a smooth installation process.
Let’s Heat has a strong reputation for installing Vaillant boilers in London, backed by a team of highly skilled and experienced engineers. Our familiarity with Vaillant products means we understand the specific requirements and best practices for installing these high-quality boilers, ensuring optimal performance and efficiency.
Vaillant boiler installation Cost in london
The cost of installing a Vaillant boiler in London can vary depending on several factors, including the type of boiler, the complexity of the installation, and any additional work required.
Basic Installation:
- For a straightforward boiler replacement (swapping an old boiler for a new one of the same type in the same location), installation costs typically range from £600 to £1,200.
Complex Installation:
- If the installation is more complex (e.g., moving the boiler to a new location, upgrading the system from a regular to a combi boiler, or adding new pipework), costs can rise to £1,200 to £2,000 or more.
Additional Costs
- Flue Installation:
- If a new flue is needed or the existing one needs modification, this could add £100 to £300 to the cost.
- Power Flush:
- A power flush to clean the existing heating system can cost between £300 and £500, but it’s often recommended to improve efficiency and protect the new boiler.
- Smart Controls:
- Adding smart controls, like the Vaillant vSMART thermostat, may add an additional £100 to £300.
- System Upgrades:
- If you need to upgrade the gas supply or add new radiators, this can add £100 to £500 or more, depending on the scope of the work.
Vaillant boiler price list uk london
Here’s a general price range for Vaillant boilers in the UK. Please note that these prices are indicative and can vary based on factors such as model, specifications, and regional differences.
Vaillant Combi Boilers
- ecoTEC Plus Combi 825: £800 – £1,000
- ecoTEC Plus Combi 830: £900 – £1,200
- ecoTEC Plus Combi 835: £1,000 – £1,300
- ecoTEC Exclusive Combi 832: £1,200 – £1,500
- ecoTEC Exclusive Combi 838: £1,400 – £1,800
2. Vaillant System Boilers
- ecoTEC Plus System 618: £900 – £1,200
- ecoTEC Plus System 624: £1,000 – £1,300
- ecoTEC Plus System 630: £1,200 – £1,500
- ecoTEC Exclusive System 618: £1,300 – £1,600
- ecoTEC Exclusive System 624: £1,500 – £1,800
3. Vaillant Regular (Heat-Only) Boilers
- ecoTEC Plus Regular 615: £700 – £1,000
- ecoTEC Plus Regular 618: £800 – £1,100
- ecoTEC Plus Regular 624: £1,000 – £1,300
- ecoTEC Exclusive Regular 618: £1,200 – £1,500
- ecoTEC Exclusive Regular 624: £1,400 – £1,800
4. Vaillant Green iQ Boilers
- ecoTEC Plus Green iQ 825: £1,000 – £1,300
- ecoTEC Plus Green iQ 835: £1,200 – £1,500
- ecoTEC Exclusive Green iQ 832: £1,400 – £1,800
- ecoTEC Exclusive Green iQ 838: £1,600 – £2,000
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Vaillant oil boilers vs gas
Gas Boilers are generally more economical in terms of both installation and running costs if you have access to natural gas. They offer high efficiency, lower emissions, and a more straightforward installation process.
Oil Boilers are a good alternative for homes without a gas supply and can offer similar efficiency levels, though they tend to have higher running costs and may be less environmentally friendly. They also require additional considerations for the oil tank and might involve more complex maintenance.
Your choice between a Vaillant oil boiler and a gas boiler will depend on factors like fuel availability, cost considerations, environmental impact, and your specific heating needs.
Fuel Availability and Cost
- Gas Boilers:
- Fuel Availability: Gas is widely available in urban and suburban areas with a connection to the gas grid. If you have access to natural gas, a gas boiler is usually the most convenient option.
- Cost: Gas is often cheaper than oil, making gas boilers generally more economical in terms of fuel costs. The cost of natural gas can fluctuate, but it is typically less expensive than oil.
- Oil Boilers:
- Fuel Availability: Oil boilers are suitable for homes not connected to the gas grid, such as those in rural areas. If you don’t have access to natural gas, an oil boiler can be a good alternative.
- Cost: Heating oil tends to be more expensive than natural gas. However, prices can vary based on location and market conditions. Bulk buying oil can sometimes reduce costs.
Efficiency and Performance
- Gas Boilers:
- Efficiency: Modern gas boilers, especially those with condensing technology, are highly efficient, often achieving efficiencies of over 90%. This means they use less fuel to generate the same amount of heat, reducing running costs and emissions.
- Performance: Gas boilers typically offer quick and reliable heating and hot water, with options for both combi and system boilers.
- Oil Boilers:
- Efficiency: Oil boilers can also be highly efficient, with many modern models achieving efficiencies in the range of 85-90%. Newer models with advanced technology may offer even better efficiency.
- Performance: Oil boilers generally provide consistent and effective heating, though they may take longer to reach full temperature compared to gas boilers.
Environmental Impact
- Gas Boilers:
- Emissions: Gas boilers produce lower carbon emissions compared to oil boilers. They burn cleaner and are often more environmentally friendly, though natural gas is still a fossil fuel.
- Regulations: Governments are increasingly focusing on reducing carbon emissions, and gas boilers are subject to various regulations aimed at improving efficiency and reducing environmental impact.
- Oil Boilers:
- Emissions: Oil boilers produce more CO2 and other pollutants compared to gas boilers. They are generally less environmentally friendly, although advances in technology are improving their performance.
- Regulations: Oil boilers may face stricter regulations and incentives to reduce emissions. Some areas are offering grants or incentives to upgrade to more environmentally friendly options.
4. Installation and Maintenance
- Gas Boilers:
- Installation: Gas boilers generally require a connection to the gas supply and need to be installed by a Gas Safe registered engineer. Installation costs can vary based on the complexity of the job.
- Maintenance: Regular maintenance is essential to ensure safe and efficient operation. Gas boilers require annual servicing to maintain efficiency and safety.
- Oil Boilers:
- Installation: Oil boilers require an oil storage tank and need to be installed by an OFTEC (Oil Firing Technical Association) registered engineer. The installation may be more complex and potentially more costly due to the need for a tank.
- Maintenance: Oil boilers also require regular maintenance, including annual servicing to check the burner, flue, and oil tank. Maintenance might be slightly more involved compared to gas boilers.
5. Reliability and Lifespan
- Gas Boilers:
- Reliability: Gas boilers are generally very reliable, with modern models designed to provide consistent performance. They are well-suited to homes with access to the gas grid.
- Lifespan: The average lifespan of a gas boiler is around 10-15 years, although with proper maintenance, they can last longer.
- Oil Boilers:
- Reliability: Oil boilers are also reliable and are a good choice for homes without access to natural gas. They tend to be robust and capable of handling varying heating demands.
- Lifespan: Oil boilers typically have a lifespan of 15-20 years, potentially longer than gas boilers, depending on usage and maintenance.
6. Cost Considerations
- Gas Boilers:
- Initial Cost: The initial cost of a gas boiler can be lower compared to oil boilers, particularly if you already have a gas connection.
- Running Costs: Gas boilers usually have lower running costs due to cheaper fuel prices.
- Oil Boilers:
- Initial Cost: Oil boilers, including the cost of an oil tank, can be more expensive to install initially.
- Running Costs: Running costs may be higher due to the more expensive nature of heating oil compared to gas.
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FAQs
Is Vaillant boiler German?
Yes, Vaillant is a German company that specializes in heating, ventilation, and air conditioning technology.
Are Vaillant boilers British?
Vaillant is a German brand, not British. It has a strong presence in the UK market but originates from Germany.
How much is Vaillant UK?
The cost of Vaillant boilers in the UK varies based on the model and installation requirements. Prices can range from a few hundred pounds for smaller models to over a thousand pounds for more advanced systems. It’s recommended to get quotes from authorized installers for accurate pricing.
