Air Tightness Testing Course
Gain expertise in blower door testing, leak detection, and air sealing for homes. Master planning tests, analysing ACH50 results, documenting findings, and delivering reliable, energy-saving, compliant airtight construction that clients rely on. This course equips you to enhance building performance through precise airtightness measures, supporting energy efficiency and incentives.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
This course teaches planning and conducting precise blower door tests, safely preparing buildings, and correctly setting up equipment. You will learn to detect leaks using smoke, infrared, and pressure tools, develop focused sealing plans for critical areas, calculate ACH50, interpret results, and produce professional reports that promote energy savings and qualify for incentives.
Elevify advantages
Develop skills
- Plan blower door tests by setting up, running, and documenting airtightness professionally.
- Detect leaks quickly using smoke, infrared, and pressure tools for accurate air sealing.
- Design affordable air sealing retrofits with specific ACH50 improvement targets.
- Calculate and interpret ACH50 to explain effects on comfort, energy use, and moisture.
- Produce professional client reports featuring leak maps, photos, and incentive evidence.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.

André FelipePrompt Engineering Student
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