The VDE institute is an independent and neutral European technical-scientific association that assesses products and services for smart home security. All of Vaillant’s products have been rigorously tested and have met VDE’s strict testing criteria for approval by the Institute. You can therefore reset assured that any data used by Vaillant products is protected and secure.
It's time for an update
You've been using your good friend IE for quite some time now. It has been a reliable companion for probably the last 20 years.
Unfortunately, due to technology constantly evolving, we would like to kindly ask you to update your browser to one of your liking from the ones listed below. This will ensure that you're going to have good time on our site. Actually, any site really.
Farewell, Internet Explorer.