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Vaillant ecoFIT Pure System

Combining high energy efficiency and low emissions, the Vaillant ecoFIT Pure System is the ideal heating solution for homes of all sizes from apartments, 2 bedroom homes, 3 bed, 4 bed or 5 large bedrooms and multiple bathrooms.

Already awarded the Quiet Mark accreditation and Best Buy status by Which?, the ecoFIT Pure System is well recognised across the industry and receives high praise from customers. Vaillant ecoFIT Pure System Compare Boiler Quotes

Small enough to facilitate a kitchen cupboard installation yet powerful enough to heat small, medium or large properties, this is a boiler that prides itself on flexibility and functionality.

With an A efficiency rating and an ErP of 94%, the Vaillant ecoFIT Pure System is as good as it gets when it comes to fuel usage and energy efficiency. Ideal for homes of all sizes, the variation in models and outputs ensure there is an ecoFIT Pure System to suit your needs. 


Is the Vaillant ecoFIT Pure System a good choice for my home?

Like all system boilers, the Vaillant EcoFIT Pure requires a separate cylinder for storing your hot water.

The vast majority of homeowners choose to situate this in the airing cupboard, although custom fitting solutions are available.

If you choose to house your hot water cylinder in an airing cupboard, however, you won’t need any tanks in the loft in order to use the Vaillant ecoFIT Pure System. Vaillant ecoFIT Pure System Compare Boiler Quotes

System boilers are an ideal choice if you live in a busy household or have more than one bathroom. Capable of supplying multiple taps with constant hot water on demand, you can rely on this boiler to keep your home functioning optimally. 

In addition to this, a system style boiler makes it easy to maximise the space available.

At just 700mm (H) x 390mm (W) x 295mm (D), the boiler can be installed in a kitchen cupboard to keep it hidden away and out of view.

If you want to integrate your boiler into your existing interior design or kitchen fittings, the Vaillant ecoFIT Pure System makes this easy to do. 

As the Vaillant ecoFIT Pure System is available in a range of outputs, it’s easy to find a model that’s perfectly suited to your requirements.

Simply ask a Gas Safe registered engineer to advise you what boiler size you’re likely to need, depending on the size of your property and your average hot water consumption. 


How much does the Vaillant ecoFIT Pure System cost? 

The cost of the ecoFIT Pure System will depend on the exact model you choose. The range consists of five models, with heating outputs of 12kW, 15kW, 18kW, 25kW and 30kW.

Prices range from £840 to £1,160 (inc. VAT). However, you’ll need to consider the cost of installation when you’re pricing up your new boiler. Vaillant ecoFIT Pure System Compare Boiler Quotes

If you would prefer your boiler to include installation fees or you would like your boiler installed before you pay a penny, go to 


How energy efficient is the ecoFIT Pure System? 

Energy efficient boilers are cheaper to run and reduce your carbon footprint, so they’re good for the environment too.

The ecoFIT Pure System has an A rating, so it’s highly energy efficient. Vaillant ecoFIT Pure System Compare Boiler Quotes

Furthermore, the system is capable of reducing its max. output to 20% when it recognises that your property requires less heat. This reduces your fuel consumption further and ensures superior energy efficiency. 



Is this boiler easy to use? 


The user controls on the Vaillant ecoFIT Pure System mean it’s easy to control temperature, set timer controls and reset your system when you need. Vaillant ecoFIT Pure System Compare Boiler Quotes

In addition to this, there are a number of optional extras which can increase the functionality of your system. From aluminium heat exchangers to app-based controls, you can enhance the system as much as you choose to give you even more control. 



Does the ecoFIT Pure System come with a warranty?

Vaillant offers a two-year warranty on parts and labour as standard. However, you may be able to benefit from an installation and fitting guarantee as well, depending on what company you choose to fit your new boiler system. Vaillant ecoFIT Pure System Compare Boiler Quotes

Useful Information

  • Available in a range of outputs – 12kW, 15kW, 18kW, 25kW and 30kW.
  • Gas-powered
  • Compatible with Smart technology
  • Suitable for use with solar panels
  • Energy efficient with an A rating


  • Suitable for use in properties of almost any size
  • Can be fitted inside a kitchen cupboard
  • Built from top-quality components
  • Chosen as a Which? Best Buy 
  • Flexible sitting positions with top and rear flue options


  • Needs a separate hot water cylinder
  • Standard warranty only runs for two-years


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What our customers think

5 Stars on Trustpilot

Would recommend

Stressed when needed a new boiler but easy process with affordable finance. New boiler installed within a few days with option for next day.

Paul Jones 5 Star on Trustpilot

We were very impressed

On the day, they came on time. Lovely people, they kept everything clean. Explained everything to me. No mess, kept me informed.

Anne Cross 5 Star on Trustpilot

Great Experience

Great experience - quick to arrange, easy to work with the very responsive online team and all installed faster than expected.

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