Vaillant ecoFIT Pure Combi Boiler

The Vaillant ecoFIT Pure Combi Boiler is a high-performance, compact boiler designed to fit seamlessly into modern homes. Known for its efficiency and reliability, this boiler offers excellent heating and hot water solutions for households with limited space. Its innovative design ensures optimal performance while maintaining energy efficiency.

Vaillant is a leading name in the heating industry, renowned for its high-quality, durable, and innovative heating solutions. With over 140 years of experience, Vaillant has built a reputation for manufacturing advanced heating systems, combining cutting-edge technology and user-friendly features. Their commitment to quality and sustainability has made them a preferred choice for homeowners and professionals alike.

The ecoFIT Pure series is a standout line within Vaillant’s extensive range of boilers. Designed with space-saving in mind, these boilers are small enough to fit into a standard kitchen cupboard, making them ideal for homes where space is at a premium. Despite their compact size, the ecoFIT Pure boilers do not compromise on performance. They are engineered to provide reliable heating and hot water, ensuring comfort and convenience for modern households. The series has high-efficiency components and smart controls, offering environmental and economic benefits.

Vaillant ecoFIT Pure Combi Boiler - Manchester Plumbing and Heating (Sale)


Vaillant ecoFIT Pure Features

The Vaillant ecoFIT Pure Combi Boiler boasts advanced engineering and top-quality components, ensuring robust performance and long-lasting durability. Each unit is meticulously hand-crafted at Vaillant’s award-winning Derbyshire manufacturing plant. This attention to detail guarantees that every boiler meets the highest standards of quality and reliability. The ecoFIT Pure’s high-performance build ensures consistent heating and hot water delivery, catering to the demands of modern homes.

Compact and Space-Saving Design

The ecoFIT Pure Combi Boiler is designed for limited space and features a compact, cupboard-size form factor. This makes it ideal for homes where space is at a premium. Its slim dimensions allow it to fit neatly into standard kitchen cupboards, providing a discreet and efficient heating solution without wasting valuable living space. Additionally, a rear flue enhances the installation flexibility, giving homeowners more choices in positioning the boiler.

Smart Controls and Efficiency

The ecoFIT Pure Combi Boiler has smart controls that enhance user convenience and optimise performance. These controls allow precise heating and hot water management, ensuring energy is used efficiently. The boiler’s high energy efficiency ratings translate to significant cost savings on utility bills, making it an economical choice for homeowners. Furthermore, its efficient operation reduces environmental impact by lowering carbon emissions, contributing to a more sustainable future. The combination of smart controls and high efficiency ensures that ecoFIT Pure not only meets but also exceeds the expectations of today’s energy-conscious consumers.


Vaillant ecoFIT Pure Specifications

The Vaillant ecoFIT Pure Combi Boiler is designed to be both powerful and compact. Here are the key physical characteristics and performance metrics:

  • Dimensions: 390 mm (width) x 295 mm (depth) x 702 mm (height)
  • Weight: 32-33 kg, depending on the model
  • Heat Output Range: 5.4 to 35 kW, offering flexibility to meet varying heating demands
  • Flow Rates: Specific flow rates of up to 16.5 l/min for hot water, ensuring a consistent supply

Operational Capabilities

The ecoFIT Pure Combi Boiler is engineered to deliver reliable domestic hot water and heating performance:

  • Domestic Hot Water Capacity:
    Provides a continuous flow rate of up to 849 l/h at a temperature rise of 35°C, ensuring ample hot water for household needs.
  • Heating Capacity:
    Suitable for a variety of home sizes, offering effective space heating with high efficiency.

The boiler is equipped with an intuitive control panel featuring:

Control Elements:

  • Easy-to-use buttons for adjusting temperature settings and modes
  • Clear display of current operating status and error codes

Displayed Symbols:

  • Icons indicating burner status, heating mode, hot water generation, and system pressure

Safety Features and Protective Mechanisms

Safety is a top priority in the design of the ecoFIT Pure Combi Boiler. It includes several built-in safety features to ensure reliable and secure operation:

  • Overheating Protection:
    Automatically shuts down the boiler if it detects a risk of overheating
  • Frost Protection:
    Activates the pump and burner to prevent freezing when temperatures drop
  • Condensate Drain Blockage Protection:
    Stops the boiler operation if the condensate drain is blocked, preventing potential damage
  • Pressure Relief Valve:
    Ensures the system operates within safe pressure limits


Vaillant ecoFIT Pure Installation and Maintenance

Proper Vaillant ecoFIT Pure Combi Boiler installation is essential for optimal performance and safety. Here are the key requirements:

Minimum Clearances:

  • Top: 150 mm (20 mm for rear flue)
  • Sides: 5 mm (70 mm if side panels need to be removed)
  • Front: 500 mm for access and maintenance

Installation Site:

  • The boiler should be installed indoors in a well-ventilated area, avoiding locations prone to frost.
  • Suitable for installation in various home settings, including kitchens and utility rooms.


  • The ecoFIT Pure series features a high-efficiency design, reducing the need for extensive compartment ventilation.
  • Ensure the installation site allows for adequate airflow around the boiler to prevent overheating.

Flue System Options:

  • Compatible with multiple flue configurations, including horizontal and vertical flues.
  • The rear flue option provides additional flexibility for placement in confined spaces.
  • The flue system must comply with local building regulations and should be installed by a gas safe registered engineer.

Maintenance Guidelines

Regular maintenance is crucial to ensure the long-term efficiency and reliability of the ecoFIT Pure Combi Boiler.

Maintenance Schedules:

  • Annual servicing by a qualified technician is recommended to maintain performance and extend the boiler’s lifespan.
  • Regular checks should include inspection of the flue system, gas connections, and safety mechanisms.

User Maintenance Tips:

  • Regularly check the system pressure and top up if necessary to keep it within the recommended range (1.0 to 2.0 bar).
  • Keep the area around the boiler clean and free from obstructions.
  • Monitor the display for error codes and consult the user manual or a professional if issues arise.


  • Vaillant offers up to a 10-year guarantee when the ecoFIT Pure Combi Boiler is installed by a Vaillant Advance installer.
  • The guarantee covers parts and labour, providing peace of mind and protection against manufacturing defects.

Customer Service:

  • Vaillant provides comprehensive customer support, including troubleshooting assistance and maintenance advice.
  • For any issues or to schedule maintenance, customers can contact Vaillant’s dedicated service team.


Comparison with Other Vaillant Model

Comparison against nearest similar Vaillant combi boilers:

ecoFIT Pure vs. ecoTEC Pro

Size and Installation:

ecoFIT Pure:
Compact design suitable for installation in kitchen cupboards, offering flexibility with rear flue options.

ecoTEC Pro:
Slightly larger, requiring more installation space. It’s ideal for homes with a bit more room.

Performance and Efficiency:

ecoFIT Pure:
High-efficiency ratings, designed for reliable performance with a focus on space-saving.

ecoTEC Pro:
Comparable efficiency, with additional features for enhanced performance and convenience.

Control and Usability:

ecoFIT Pure:
Equipped with smart controls for easy management of heating and hot water.

ecoTEC Pro:
Similar smart controls, but with a more advanced user interface for greater customisation.

ecoFIT Pure vs. ecoTEC Plus

Build and Durability:

ecoFIT Pure:
High-quality components, hand-crafted in the Derbyshire plant, known for its robustness.

ecoTEC Plus:
It is built to the same high standards but with additional features, like a stainless steel heat exchanger for enhanced durability.

Capacity and Output:

ecoFIT Pure:
Suitable for small to medium-sized homes with a good balance of heating and hot water output.

ecoTEC Plus:
It offers a higher capacity, ideal for larger homes with greater heating and hot water demands.

Advanced Features:

ecoFIT Pure:
Focuses on essential features with a compact, efficient design.

ecoTEC Plus:
Includes advanced features like modulation, which adjusts the boiler’s output to the current demand, further improving efficiency and reducing energy consumption.

ecoFIT Pure vs. ecoTEC Exclusive

Technological Integration:

ecoFIT Pure:
It offers smart controls and high efficiency but with a more straightforward feature set.

ecoTEC Exclusive:
Integrates advanced technologies like Green iQ, which provides intelligent heating and hot water management, further enhancing efficiency and sustainability.

Market Position:

ecoFIT Pure:
It is positioned as an affordable, high-quality option for space-constrained environments.

ecoTEC Exclusive:
A premium offering with cutting-edge features for those seeking top-of-the-line performance and the latest boiler technology.

The Vaillant ecoFIT Pure Combi Boiler stands out for its compact size, high efficiency, and reliable performance, making it an excellent choice for homes with limited space. While it shares many qualities with other Vaillant models, such as robust build quality and smart controls, each model in the ecoTEC range offers unique advantages that cater to different needs and preferences.


Environmental and Economic Impact

The Vaillant ecoFIT Pure Combi Boiler is engineered to maximise energy efficiency, providing significant financial benefits for homeowners:

Energy-Saving Features:

  • Smart Controls:
    The boiler’s smart controls allow precise management of heating and hot water, ensuring energy is used only when needed.
  • Modulation Technology: This technology adjusts the boiler’s output to match the demand, reducing energy consumption and preventing waste.
  • High-Efficiency Ratings:
    The ecoFIT Pure boasts high-efficiency ratings, with nominal efficiency up to 109.9% in partial load operation at 40/30°C, ensuring optimal performance.

Financial Impact:

  • Reduced Energy Bills:
    By operating efficiently, the ecoFIT Pure Combi Boiler helps reduce energy consumption, leading to lower utility bills. Homeowners can expect noticeable savings on their heating expenses.
  • Long-Term Savings:
    The boiler’s durability and high efficiency contribute to long-term financial savings, as it minimises the need for frequent repairs and replacements while maintaining low energy costs.

The ecoFIT Pure Combi Boiler not only saves money but also offers substantial environmental benefits:

Reduced Carbon Footprint:

  • Lower Emissions:
    The boiler’s high efficiency reduces the amount of fuel needed for heating, resulting in lower carbon dioxide emissions. This helps decrease the household’s overall carbon footprint.
  • Condensing Technology:
    By using condensing technology, the ecoFIT Pure captures and reuses heat from exhaust gases, which would otherwise be wasted, further reducing emissions.

Compliance with Environmental Standards:

  • Regulatory Compliance:
    The ecoFIT Pure complies with stringent environmental standards and regulations, including the EU’s Energy-related Products (ErP) Directive. This ensures that the boiler meets high environmental performance criteria.
  • NOx Class 6:
    The boiler achieves a NOx class 6 rating, indicating minimal nitrogen oxide emissions, which are harmful pollutants contributing to air quality issues and environmental degradation.


ecoFIT Pure Boiler Repair & Service in Sale, Manchester

A Vaillant boiler breakdown can significantly disrupt your daily routine, causing discomfort for your family or business. At Manchester Plumbing and Heating (Sale), we specialise in providing professional Vaillant boiler repairs and service, ensuring your heating system operates efficiently and reliably. As a Gas Safe Registered provider in Manchester, our expertise in handling Vaillant boilers sets us apart, offering you peace of mind with every service.

Prompt and Reliable Service:
We understand the urgency of boiler repairs, so we prioritise prompt responses and timely service to get your system back up and running as quickly as possible.

Expert Vaillant Boiler Repair:
Our experienced engineers are trained specifically in Vaillant boiler systems. This specialised knowledge ensures we can diagnose and repair issues efficiently and effectively.

Genuine Vaillant Boiler Parts:
To maintain the integrity and performance of your Vaillant boiler, we use only genuine Vaillant parts in all our repairs and services. This guarantees compatibility and extends the life of your boiler.

Trust in Manchester Plumbing and Heating (Sale) for all your Vaillant boiler needs. Our dedication to excellence and friendly, efficient service make us the preferred choice for Vaillant boiler repairs and service in Sale, Manchester. Whether facing an unexpected breakdown or needing routine maintenance, our Gas Safe registered engineers are here to ensure your heating system remains in top condition.


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