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Weatherization Installers and Technicians

Perform a variety of activities to weatherize homes and make them more energy efficient. Duties include repairing windows, insulating ducts, and performing heating, ventilating, and air-conditioning (HVAC) work. May perform energy audits and advise clients on energy conservation measures.

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A look at the work

  • Test combustible appliances, such as gas appliances.
  • Determine amount of air leakage in buildings, using a blower door machine.
  • Test and diagnose air flow systems, using furnace efficiency analysis equipment.
  • Install and seal air ducts, combustion air openings, or ventilation openings to improve heating and cooling efficiency.
  • Inspect buildings to identify required weatherization measures, including repair work, modification, or replacement.
  • Recommend weatherization techniques to clients in accordance with needs and applicable energy regulations, codes, policies, or statutes.
  • Apply insulation materials, such as loose, blanket, board, and foam insulation to attics, crawl spaces, basements, or walls.
  • Make minor repairs using basic hand or power tools and materials, such as glass, lumber, and drywall.

A selection of source-listed tasks; duties vary by role and employer.

Interests involved in this work

These source scores describe occupational work activities. They are separate from your personal test results.

Hands-on

2023-11 · Machine Learning

6.0 / 7

Investigative

2023-11 · Machine Learning

3.2 / 7

Creative

2023-11 · Machine Learning

1.5 / 7

Helping people

2023-11 · Machine Learning

2.3 / 7

Enterprising

2023-11 · Machine Learning

2.2 / 7

Organizing

2023-11 · Machine Learning

4.5 / 7

Skills to explore

Source-reported importance on a 1–5 scale. Try a course, project or conversation to learn what these skills involve.

Monitoring

Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.

2020-08

3.4 / 5

Installation

Installing equipment, machines, wiring, or programs to meet specifications.

2020-08

3.3 / 5

Judgment and Decision Making

Considering the relative costs and benefits of potential actions to choose the most appropriate one.

2020-08

3.3 / 5

Critical Thinking

Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.

2020-08

3.3 / 5

Active Listening

Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.

2020-08

3.1 / 5

Operations Monitoring

Watching gauges, dials, or other indicators to make sure a machine is working properly.

2020-08

3.1 / 5

Systems Analysis

Determining how a system should work and how changes in conditions, operations, and the environment will affect outcomes.

2020-08

3.1 / 5

Speaking

Talking to others to convey information effectively.

2020-08

3.1 / 5

Systems Evaluation

Identifying measures or indicators of system performance and the actions needed to improve or correct performance, relative to the goals of the system.

2020-08

3.0 / 5

Time Management

Managing one's own time and the time of others.

2020-08

3.0 / 5

Plan a small next step

Talk to someone doing this work, look for a supervised activity, and explore the subjects that interest you. Admission, licensing and current program requirements should be confirmed with the relevant institutions.

Source preparation category: Job Zone 2 of 5 · 2026-02. This category describes typical preparation, not your eligibility.

Source & methodology

O*NET-SOC code 47-4099.03 · Database 31.0 · Retrieved Oct 14, 2026. Dates on individual observations describe their source periods.

How interest exploration matching works →

Data: O*NET® 31.0 Database, U.S. Department of Labor, Employment and Training Administration. Used under CC BY 4.0. StudyIndex normalizes the presentation and adds exploration features; USDOL/ETA has not approved, endorsed or tested these additions.