Insulation Workers, Mechanical
Insulation workers, mechanical apply materials like fiberglass, foam, or mineral wool to pipes, ductwork, and other mechanical systems in buildings. They work on construction sites, in manufacturing facilities, and during building maintenance to prevent heat loss or gain and protect equipment. The goal is maintaining proper temperature control throughout mechanical systems.
Four short assessments and your background, scored against insulation workers, mechanical and 13,000 other careers — with the reasons. Free.
A day in the work
A typical week involves measuring and cutting insulation materials to fit pipes and ductwork, then securing them with adhesives, bands, or wrapping. Workers may install vapor barriers, apply protective coverings, and seal joints to prevent heat transfer. Tasks take place in basements, attics, mechanical rooms, and crawl spaces. Much of the work requires climbing, bending, and working in confined areas while handling materials that can be dusty or irritating.
Who this work suits
Holland code RCI. Realistic work is hands-on, practical work with tools, machines or the outdoors. Aptly’s interest assessment scores you on the same six scales.
You're suited to this work if you prefer hands-on, practical tasks and like following established procedures and specifications. You're detail-oriented, able to work independently or as part of a team, and comfortable with physical labor in various indoor environments. You value straightforward, tangible results from your effort.
What it takes
Preparation: Some preparation (usually high school; some on-the-job training). Most people in this occupation hold a high school diploma.
Skills that matter most
Knowledge areas
Pay by state
| State | 25th pct | Median | 75th pct | Employed |
|---|---|---|---|---|
| California | $63,570 | $119,690 | $151,370 | 1,310 |
| Oregon | $105,860 | $119,480 | $127,380 | 170 |
| Nevada | $65,900 | $114,130 | $123,760 | 250 |
| New Jersey | $91,480 | $107,610 | $123,920 | 330 |
| Minnesota | $66,820 | $105,670 | $109,350 | 250 |
| Illinois | $62,360 | $100,400 | $115,280 | 1,100 |
| Washington | $69,910 | $92,120 | $107,700 | 500 |
| Hawaii | $81,120 | $87,570 | $99,940 | — |
| Wisconsin | $60,380 | $85,120 | $90,440 | 600 |
| Alaska | $82,130 | $84,410 | $89,110 | 40 |
| Pennsylvania | $55,580 | $80,770 | $88,050 | 590 |
| Arizona | $76,380 | $80,410 | $84,330 | — |
All 44 states
Certifications people in this field hold
- High Performance Insulation Professional - Entry — High Performance Insulation Professionals
- High Performance Insulation Professional - Intermediate — High Performance Insulation Professionals
Training
Aptly members see WIOA-approved programs, colleges and certificates near them, with completion and earnings data, on every Path plan.
Job titles in this occupation
Related occupations
Four short assessments and your background, scored against insulation workers, mechanical and 13,000 other careers — with the reasons. Free.
O*NET-SOC 47-2132.00 · O*NET OnLine. Pay: BLS OEWS May 2025, annual, U.S. Employment counts are national.