• 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.