Beginner · approximately 200 minutes
Overview
Find a useful first response to household drafts. Learn how unwanted air paths differ from insulation and designed air openings, choose a suitable candidate for an accessible joint, and finish a starter plan with quantities, costs and checks.
What you will be able to do
- Distinguish an air-leakage path, insulation and a designed air opening using a simple household example.
- Record accessible observations and choose a compatible material candidate for a stationary or moving joint.
- Screen a proposed task for permission, operating requirements, moisture, hazardous materials and combustion or ventilation referral needs.
- Complete and defend a costed first air-sealing plan with conditional acceptance checks and an honest follow-up record.
What is included
For homeowners, renters and practical household decision-makers starting with little or no subject knowledge. All required practice can use the supplied hypothetical cases. No property modification or purchase is required.
Estimated learning time: 200 minutes, including supplied practice and the final assessment. This is a planning estimate, not an observed learner result.
Includes a six-section worksheet, worked responses, glossary and sources. Specialist, hidden-cavity, electrical, combustion and attic work are outside the beginner scope.
