Glaziers vs Insulation Workers, Mechanical: Similar Pay, 1.9% vs 5.1% Growth

Glaziers vs Insulation Workers, Mechanical: what changes?

Consider Glaziers if you want to install glass in windows, skylights, store fronts, and display cases, or on surfaces, such as building fronts, interior walls, ceilings, and tabletops. Consider Insulation Workers, Mechanical if you would rather apply insulating materials to pipes or ductwork, or other mechanical systems in order to help control and maintain temperature. Both list high school diploma or equivalent; compare training and prior experience separately.

Try this next: Compare three local entry-level postings for Glaziers and Insulation Workers, Mechanical. List the duties, credentials, prior experience, and paid training each employer actually asks for. Try a supervised class or sample project from each field before choosing a program.

BLS 2025 wages and 2025–2035 projections. National medians are not starting offers. Occupation size is not a count of vacancies. View the BLS data.

Compare the practical differences

Glaziers

National median pay (2025): $57,080
Route into the job: High school diploma or equivalent; Apprenticeship combines paid work and instruction; duration is not reported here. Check the full program and licensing requirements
Prior related experience: No prior related occupation is typically required; employer requirements vary.
Training and licensing: Apprenticeship combines paid work and instruction; duration is not reported here. Check the full program and licensing requirements.
Work to investigate: Read and interpret blueprints or specifications to determine size, shape, color, type, or thickness of glass, location of framing, installation procedures, or staging or scaffolding materials required.
Annual openings (2025–2035): 3,900

Know before you choose

The usual entry route includes an apprenticeship. Interest in the subject is not a substitute for supervised, paid training.

See the full Glaziers brief

Insulation Workers, Mechanical

National median pay (2025): $58,340
Route into the job: High school diploma or equivalent; Apprenticeship combines paid work and instruction; duration is not reported here. Check the full program and licensing requirements
Prior related experience: No prior related occupation is typically required; employer requirements vary.
Training and licensing: Apprenticeship combines paid work and instruction; duration is not reported here. Check the full program and licensing requirements.
Work to investigate: Measure and cut insulation for covering surfaces, using tape measures, handsaws, knives, and scissors.
Annual openings (2025–2035): 1,800

Know before you choose

The usual entry route includes an apprenticeship. Interest in the subject is not a substitute for supervised, paid training.

See the full Insulation Workers, Mechanical brief

How the national numbers differ

Insulation Workers, Mechanical has the edge on projected growth

Insulation Workers, Mechanical is at 5.1% projected growth, compared with 1.9% projected growth for Glaziers.

Glaziers has the edge on annual openings

Glaziers is at 3,900 annual openings, compared with 1,800 annual openings for Insulation Workers, Mechanical.

Insulation Workers, Mechanical has the edge on median pay

Insulation Workers, Mechanical is at $58,340, compared with $57,080 for Glaziers.

49/ 100

Glaziers

52.4/ 100

Insulation Workers, Mechanical

Each available metric is ranked from 0 to 100 against the careers on ChooseField. The weighted average uses this profile: pay 30%, growth 25%, openings 30%, preparation level 15%. Missing values are not scored as zero; their weights are redistributed across available metrics. Occupation size has zero weight: employment is not accessible vacancies. Preparation categories do not measure admission difficulty or years without earnings. The score summarizes national measures; local opportunities and personal fit still need separate consideration.

Detailed evidence