Last updated: May 2026
1. Nature of the Site
Verzatek.org is an informational reference site. Content is published for general educational purposes relating to building envelope airtightness, blower door testing, and air sealing practices in Canada. It is not a licensed engineering or consulting service.
2. No Professional Advice
Nothing on this site constitutes professional engineering, architectural, building science, or legal advice. Information should not be relied upon as the sole basis for construction decisions. Building performance is site-specific, and local codes, soil conditions, climate zone, and construction methods all affect outcomes. Engage a qualified professional for project-specific guidance.
3. Accuracy and Currency
We endeavour to keep articles accurate and reflective of current Canadian codes and industry practice. However, codes and standards change. The date shown on each page indicates when content was last reviewed. Verify critical figures against the current edition of the applicable standard before use.
4. Intellectual Property
The text content on this site is the property of Verzatek. You may quote brief passages for non-commercial reference purposes, provided you attribute the source. Reproducing articles in full without permission is not permitted.
Images are sourced from Wikimedia Commons under Creative Commons licences. Attribution information for each image is available on the respective Wikimedia Commons file page.
5. External Links
This site links to external resources including Natural Resources Canada, Standards Council of Canada, and ASHRAE publications. Verzatek does not control those sites and is not responsible for their content or availability.
6. Limitation of Liability
To the fullest extent permitted by applicable law, Verzatek is not liable for any damages arising from the use of, or inability to use, information on this site, including but not limited to direct, indirect, or consequential losses.
7. Governing Law
These terms are governed by the laws of the Province of Ontario and the federal laws of Canada applicable therein.
8. Changes
These terms may be updated from time to time. Continued use of the site after any revision constitutes acceptance of the revised terms.
9. Contact
Questions about these terms can be directed to info@verzatek.org.