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We start climate protection where it really makes a difference: at home.


We start climate protection where it really makes a difference: at home.

Supported products

Logo Partnerpage Vaillant

Vaillant stands for responsibility. And has been for over 145 years. As an international family-owned company, we are one of the market and technology leaders in the industry. With our systems for heating, ventilation and hot water, and our focus on renewable energies, we think ahead and take responsibility for our environment and our society.

eRELAX HeatingControl

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With eRELAX you are assured that your heating runs reliably and efficiently. With intelligent technology and online weather data, eRELAX optimises your heating operation precisely for your home and according to your habits automatically. You have a full control and permanently reduce energy consumption and CO2 emissions.

Smart home and smart heating – that’s win-win.

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The Home Connect Plus app connects your eRELAX with Smart Home devices from other brands.

This allows you to set desired comfort scenarios easily and intuitively and operate everything with an app.

Everything now runs automatically for as long as you want it to. You can check the settings in real time at any time. Or quickly adjust temperature, time programmes or away mode.

For more comfort in your home!

Set up in a few steps

How to connect different smart devices via the Home Connect Plus app:

  1. If you haven’t already installed the Vaillant eRELAX app, download it from the App Store and connect your Vaillant heating system with the internet.
  2. Download the Home Connect Plus app and register.
  3. Add devices by pressing the + sign in the app’s device tab.
  4. The app automatically displays apps from other manufacturers that are already installed. Select the brand of your devices and sign in.
  5. Allow Home Connect Plus to access your devices.
  6. All your connected devices will appear in the device overview and you are ready to go.

Download the Home Connect Plus app for free


Here you will find an overview of all compatible products with Home Connect Plus:

Compatibility list

One app for your entire smart home

  • Compatibility: connect devices from over 50 brands
  • Easy to use: intuitive and convenient control
  • Automations: automate devices by certain rules

Download now for free