Description
Install, repair, and upgrade home weatherization measures to improve energy efficiency. Duties include sealing air leaks, insulating building components and ducts, minor repairs, and basic HVAC-related diagnostics. Perform blower-door and combustion-safety tests, assist with energy audits, and educate clients on conservation.
- • Apply weather-stripping, glazing, caulk, and door sweeps to reduce leaks.
- • Prepare cost estimates and specifications for weatherization work.
- • Wrap air ducts and water lines with appropriate insulation materials.
- • Install water heater blankets and adjust settings as allowed.
- • Patch holes and penetrations with spackle or compound.
- • Clean, calibrate, and maintain tools, meters, and equipment.
- • Schedule and confirm appointments with residents or property owners.
- • Communicate recommendations, procedures, and requirements to clients.
- • Maintain activity logs, material usage, and financial transaction records.
- • Assist in preparing bids, contracts, and written reports.
- • Test combustible appliances for spillage, draft, and CO levels.
- • Measure building air leakage with blower door and related tests.
- • Inspect homes to identify and prioritize required weatherization measures.
- • Recommend techniques compliant with energy codes, policies, and program standards.
- • Test airflow, pressure, and furnace efficiency with diagnostic equipment.
- • Apply loose-fill, blanket, board, and foam insulation to building areas.
- • Explain energy-saving practices and efficient fixtures to residents.
- • Install and seal air ducts, combustion air, and ventilation openings.
- • Install storm windows and doors and verify proper fit and operation.
- • Perform minor repairs using hand and power tools and basic materials.
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Construction
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Tasks & skills:
O*NET occupational data (work activities, skills, knowledge).
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This site includes information from O*NET by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA), used under the CC BY 4.0 license. Career Clutch has modified some of this information for student readability. USDOL/ETA has not approved, endorsed, or tested these modifications. O*NET® is a trademark of USDOL/ETA.
Last reviewed: Jan 2026
