Holiday schedule for technical support in 2023

Technical support at Viessmann Canada will be closed on the dates listed below.

Our normal business hours are 8:00 am to 8:00 pm (Eastern Time) Monday through Friday.

Our office will be closed for the Thanksgiving holiday on:

  • Monday October 9, 2023

We will be back to regular hours on Tuesday October 10.

If you have a Viessmann fault code, please take a look at our Fault Code Checker for troubleshooting information.

If you are looking for a contractor in your area, please visit our Contractor Locator.

How can we help?

Need help selecting the right product?

Find a product
Top links