Air Tightness Testing Course
Master blower door testing, leak detection, and air sealing strategies for single-family homes. Learn to plan tests, analyse ACH50 results, document findings, and deliver airtight, energy-efficient, code-compliant construction your clients trust. This course equips you with practical skills for accurate airtightness assessments and professional reporting to boost energy savings.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This Air Tightness Testing Course teaches planning and conducting accurate blower door tests, safe building preparation, and proper equipment setup. Master leak detection using smoke, infrared, and pressure tools, then develop targeted sealing strategies. Gain expertise in calculating ACH50, interpreting results, and producing professional reports for energy savings and incentives.
Elevify advantages
Develop skills
- Plan blower door tests: set up, run, and document airtightness like a pro.
- Detect leaks fast: use smoke, IR, and pressure tools for precise air sealing.
- Design cost-effective air sealing retrofits with clear ACH50 improvement goals.
- Calculate and interpret ACH50 to explain comfort, energy, and moisture impacts.
- Deliver client-ready reports with leak maps, photos, and incentive-grade proof.
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
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