Insulator at HEAT & FROST INSULATORS LOCAL 17 Training Trust
at HEAT & FROST INSULATORS LOCAL 17 Training Trust in Tinley Park, IL
About This Program
Heat & Frost Insulators Local 17 Training Trust, located in Tinley Park, IL, sponsors a union insulator apprenticeship serving the greater Chicago area and surrounding region. This JATC-affiliated program offers paid, structured training that prepares apprentices for a professional career in mechanical and thermal insulation.
The four-year program includes 8,000 hours of on-the-job training and 576 hours of related technical instruction. Apprentices work on commercial, industrial, and institutional projects, learning to install insulation on piping systems, HVAC equipment, and mechanical infrastructure. Classroom sessions cover insulation materials, safety regulations, energy efficiency standards, and applied trade theory.
Graduates complete the program as journeyman insulators with Local 17 union credentials, gaining access to negotiated wages, health benefits, and pension contributions. The Chicago region's active construction and industrial markets support strong, ongoing demand for skilled insulation professionals.
Wage & Training
OJT Hours
8,000
RTI Hours
576
Duration
4 years
What to Expect as an Insulator Apprentice
Duration
4 years of combined on-the-job training and classroom instruction
On-the-Job Training
~40 hours/week of hands-on work under journeyman supervision (8,000 total hours)
Classroom Instruction
576 hours of related technical instruction (~144 hours/year)
Paid Training
You earn a wage from day one, starting at a percentage of the journeyman rate and increasing as you progress
Time-based program: You'll progress through the program based on completing a set number of hours in both on-the-job training and classroom instruction.
This is a union-affiliated program. Union apprenticeships typically offer strong benefits packages, pension contributions, and structured career advancement through the local hall.
Trade School vs. Apprenticeship for Insulator
Apprenticeship
Trade School
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