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Vaillant ecoTEC Plus 635 System Boiler inc Horizontal Flue

From £2,063.00

The Vaillant ecoTEC Plus 635 System Boiler is a powerful 35kW, energy-efficient heating solution, ideal for larger homes with high hot water demand. Not only does it deliver reliable and consistent performance, but it also features ErP A-rated efficiency to help reduce energy bills. Additionally, thanks to its compact design and quiet operation, it fits seamlessly into modern homes. As part of the premium range from Vaillant, it offers long-lasting reliability and compatibility with smart heating controls.

SKU: 0010036014 Categories: , Tags: , , Product ID: 535

Description

Vaillant ecoTEC Plus 635 System Boiler – Powerful & Efficient 35kW Heating

The Vaillant ecoTEC Plus 635 System Boiler is a high-performance, energy-efficient heating solution, specifically designed for larger homes with greater hot water demands. Not only does it deliver an increased 35kW output, but it also ensures consistent heating and hot water performance throughout the property. As part of the premium range from Vaillant, this boiler combines advanced technology with long-lasting reliability.

Key Features of the Vaillant ecoTEC Plus 635

  • 35kW Output – Therefore, ideal for larger homes with multiple bathrooms
  • ErP A-rated Efficiency – As a result, helps reduce energy usage and heating costs
  • Quiet Mark Approved – Additionally, ensures ultra-quiet operation
  • Compact Cupboard-Fit Design – So, it can be installed neatly in tight spaces
  • Smart Control Compatibility – Furthermore, works with controls like the Vaillant sensoHOME thermostat
  • Stainless Steel Heat Exchanger – Consequently, provides durability and long-term performance

Why Choose the Vaillant ecoTEC Plus 635?

Firstly, this system boiler is perfectly suited to homes that require a high volume of hot water. Because it operates with an external hot water cylinder, it can supply multiple outlets simultaneously without compromising pressure. In addition, it delivers reliable and consistent heating across the entire home.

Moreover, the ecoTEC Plus 635 features advanced modulation technology. As a result, it adjusts its output depending on demand, thereby improving efficiency and helping to extend the lifespan of the boiler.

Energy Efficiency & Cost Savings

Importantly, the Vaillant ecoTEC Plus 635 meets modern efficiency standards. Therefore, it not only reduces your carbon footprint but also helps to lower monthly heating bills. Furthermore, when paired with smart heating controls, you can optimise your energy usage even further.

Installation & Compatibility

In terms of installation, this boiler offers excellent flexibility. For example:

  • It is compatible with unvented hot water cylinders
  • Additionally, suitable for sealed and fully pumped systems
  • Moreover, flexible flue options simplify installation
  • As well as that, it integrates seamlessly with Vaillant accessories

Technical Specifications

  • Output: 35kW
  • Boiler Type: System Boiler
  • Efficiency Rating: ErP A
  • Fuel Type: Natural Gas
  • Design: Compact cupboard-fit
  • Warranty: Typically up to 10 years (subject to installation conditions)

Ideal For

Ultimately, the Vaillant ecoTEC Plus 635 is best suited for:

  • Larger homes
  • Properties with high hot water demand
  • Therefore, ideal for families with multiple bathrooms
  • Additionally, suitable for upgrading older system boilers
  • As well as homeowners seeking energy-efficient heating

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Additional information

Watts

35kw

Boiler Type

System

Flue Options

Boiler Only – NO Flue, Vaillant STD Horizontal Flue Kit 100mm (303933), Vaillant Vertical Flue Kit (20223472)

Features & Benefits

    • Key Features
      • Smart home compatible for ease of use and heating optimisation
      • 35kW heat output
      • Intuitive semi-touch interface
      • Reduce fuel bills with precision heating
      • Quick hot water delivery in approximately 5 seconds
      • Hand-crafted boilers in an award-winning manufacturing plant
      • Easy installation and maintenance
      • Warranty: 5 years

Specification

Weight 36 Kg
Boiler/Product Type System Boiler
Sub Type Gas System
Guarantee (Years) 5
Width (mm) 440
Height/Length (mm) 720
Depth (mm) 386
Heat Output 35 kW
Fuel Type Natural Gas
Mounting Wall