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ecoTEC plus 424 Regular Gas Boiler

Written by Adam Colbeck
Updated on 14th March 2025
Posted on 13th March 2025
Topic:

Overview of Vaillant ecoTEC plus 424 Regular Gas Boiler

The Vaillant ecoTEC plus 424 Regular Gas Boiler is a high-efficiency, compact, and reliable heating solution designed for homes with traditional open-vented systems. With an impressive ERP A-rating for efficiency, this regular boiler provides excellent performance while helping to reduce energy bills.

Perfect for households requiring a direct replacement for an existing heat-only boiler, the Vaillant ecoTEC plus 424 offers an excellent balance of power, efficiency, and ease of installation.

Manufactured by Vaillant, a trusted brand with decades of innovation, this model ensures consistent heating and hot water supply throughout your home.

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Vaillant ecoTEC plus 424 Regular Gas Boiler Key Features

  1. High Energy Efficiency
    The ecoTEC plus 424 is ERP A-rated, meaning it operates with excellent fuel efficiency, reducing carbon emissions and energy costs.
  2. Compact and Lightweight Design
    Weighing only 37kg, this boiler is compact enough to fit into kitchen cupboards or small spaces.
  3. Quiet Mark Approved
    Vaillant’s Ultra-Quiet Operation technology ensures minimal noise, making it ideal for homes where peace and quiet are essential.
  4. Modulation Technology
    The boiler automatically adjusts heat output between 20% and 100%, ensuring maximum efficiency and lower fuel consumption.
  5. Compatible with Smart Controls
    Works seamlessly with Vaillant’s vSMART app, allowing homeowners to control heating remotely via a smartphone or tablet.

Is the Vaillant ecoTEC plus 424 Suitable for My Home?

The Vaillant ecoTEC plus 424 Regular Gas Boiler is ideal for small to medium-sized homes with an existing conventional heating system.

If you have a cold water storage tank in the loft and a hot water cylinder in the airing cupboard, this regular boiler is a suitable replacement option.

Additionally, it is best suited for homes with multiple bathrooms that require a reliable and consistent supply of hot water.

Vaillant ecoTEC plus 424 Boiler Size

The Vaillant ecoTEC plus 424 measures 600mm (H) x 375mm (W) x 320mm (D), making it one of the most compact regular boilers available. Its lightweight construction allows for easy wall mounting in smaller spaces.

Vaillant ecoTEC plus Regular Boiler Range

The Vaillant ecoTEC plus range is available in multiple kW outputs to suit different heating demands. Below is a comparison of the available models:

ModelPower Output (kW)Price
Vaillant ecoTEC plus 41515kW£1,711 – £2,211
Vaillant ecoTEC plus 41818kW£1,759 – £2,259
Vaillant ecoTEC plus 43030kW£1,967 – £2,467
Vaillant ecoTEC plus 43535kW£2,253 – £2,753

Vaillant ecoTEC plus 424 Warranty Period

The Vaillant ecoTEC plus 424 comes with a 5-year standard warranty, which can be extended to 10 years when installed by a Vaillant Advance Installer.

This extended warranty ensures complete peace of mind with manufacturer-backed support and servicing.

Vaillant ecoTEC plus 424 Installation and Maintenance

Installation of the Vaillant ecoTEC plus 424 must be performed by a Gas Safe registered engineer to ensure safety and compliance. Regular annual servicing is recommended to maintain efficiency and prolong the lifespan of the boiler. Key maintenance tips include:

  • Annual servicing by a qualified engineer.
  • Bleeding radiators to remove trapped air.
  • Checking system pressure regularly to prevent inefficiency.
  • Cleaning the condensate pipe in cold weather to avoid freezing.

Benefits of Choosing the Vaillant ecoTEC plus 424

  • Lower Energy Bills – Thanks to its A-rated efficiency, you can expect significant savings on heating costs.
  • Environmentally Friendly – Reduced CO2 emissions contribute to a more sustainable home.
  • Quiet Operation – Ideal for noise-sensitive environments.
  • Reliable and Durable – Built with high-quality components for long-term performance.
  • Compatible with Smart Controls – Easy remote management for added convenience.

Get an Instant Quote for Vaillant ecoTEC plus 424 Today

Ready to upgrade your heating system? Get a free, no-obligation quote for the Vaillant ecoTEC plus 424 Regular Gas Boiler with just a few clicks online.

Frequently Asked Questions

How efficient is the Vaillant ecoTEC plus 424?

The boiler has an ERP A-rating for efficiency and operates at up to 94% efficiency, helping to lower energy bills.

What is the difference between a regular boiler and a combi boiler?

A regular boiler requires a hot water cylinder and a cold water storage tank, while a combi boiler heats water on demand without storage tanks.

Can I install the Vaillant ecoTEC plus 424 in a cupboard?

Yes, the compact design allows it to be fitted into standard kitchen cupboards.

Does the Vaillant ecoTEC plus 424 work with smart thermostats?

Yes, it is compatible with Vaillant vSMART controls and other leading smart thermostats.

How often should I service my Vaillant ecoTEC plus 424 boiler?

It is recommended to service your boiler annually to maintain efficiency and extend its lifespan.

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Posted on: 13th March 2025
Topic: Category

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