We’re inviting you to take part and share your Passive House story. Whether you’re opening the doors to a completed project, showcasing a building under construction, or presenting your project online, there are many ways to get involved. Spread the word, meet interested people, and dive into the details of your Passive House project.
Register today and become part of this year’s International Passive House Open Days!
Choose Your Event Format
You can host a live, in-person tour or event, or opt for digital alternatives like virtual tours, Q&A sessions, or webinars.
Register Your Project
Submit your project through the International Passive House Building Database – it's quick, simple, and free!
Already in the Database?
If your project is already listed, simply log in, update your information, and schedule your viewing appointments—you’re all set!
First-Time Users?
No worries! Just create a free account to get started. Click here for detailed registration instructions.
Add your Open Days event details
Once your project entry has been approved, simply add the details of your Open Days tour or event to it. That’s it – your project will be listed among the participating projects!
Click here for detailed event registration instructions.
Share your participation with your local Affiliate!
To boost local visibility and promotion, we also recommend registering your event through your local affiliate organisation.
IG Passivhaus Deutschland - Germany
Passivhaus Austria
The Passive House Network - US
Australian Passivhaus Association
Plataforma PEP - Spain
Please note this list is regularly updated and is subject to change.
Explore our International Passive House Open Days playlist on YouTube, featuring video tours from past editions. This curated collection highlights outstanding Passive House projects across all PH classes, showcasing a variety of building types in different climates.
Get inspired—wherever you are in the world!
Upload your video HERE and email us at info@passivehouse-international.org.
Submitted video tours will be uploaded to the iPHA YouTube channel and added to the International Passive House Open Days playlist.
You can also add your video link to your project entry in the Passive House Building Database and register your project for the Open Days. This way, your project will appear alongside the other participating projects in the Database.
For video format and content guidance, please check out previous submissions and submission instructions here.
VIDEO SUBMISSION DEADLINE: NOVEMBER 8, 2026
Share your Passive House story and inspire others! Whether you're opening your doors or visiting a project, post about your experience on your social media channels using the hashtag #PHopendays.
DISCLAIMER:
The Passive House Institute provides the Passive House Open Days platform based on the "Passive House Database". Participation is voluntary and on your own responsibility. The Passive House Institute or its initiatives (Informations-Gemeinschaft Passivhaus Deutschland, International Passive House Association (iPHA), Passivhaus Austria) are not liable for any damage caused in connection with the Passive House Open Days. The participant determines when, how and in what form the tours take place. For possible damages caused by visitors during a house tour, the visitors are liable (e.g., via private liability insurance).