Get the FREE Guide to Approach Blower Door Testing

Think blower door testing is just about finding leaks? Think again.

Our FREE eBook, “What if Houses Came with Manuals?” goes beyond the basics to help you understand homes as dynamic systems. Whether you’re an HVAC contractor or a home performance professional, this ebook gives you a repeatable process to diagnose comfort and IAQ issues at the root.

Inside, you'll discover:​
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• How to use blower door testing as a system-wide diagnostic tool
• Why understanding pressure imbalances is critical to airflow and efficiency
• The truth about “breathing” houses - and how to control infiltration
• Pro tools and methods: ZPD, thermal imaging, and more
• How to think like a building performance physician

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