What does a Heat & Frost Insulator (253A) do?

A Heat & Frost Insulator applies insulation materials in order to prevent the transmission of heat, cold, sound, and fire.

Job Related Skills, Interests and Values

  • Using hand and power tools to apply insulating materials to plumbing, heating, air-handling, cooling and refrigeration systems, piping equipment, pressure vessels, walls, floors, and ceilings
  • Handling and correctly using saws, caulking guns, and metal working/cutting equipment
  • Reading and interpreting drawings and specifications
  • Properly applying and securing insulation using various techniques
  • Implementing safety procedures, including safe equipment use and safe handling of hazardous materials such as lead, ceramic fibre wool, asbestos, and flammable materials
  • Applying a variety of finishes such as plastic, metal and fabric
  • Working independently and as a member of a team, sometimes on tight deadlines

What Preparation and Training Do You Need?

  • Grade 10 is the legal minimum, but a secondary school diploma is generally required
  • While not mandatory, apprenticeship training is recommended; completion of 6,400 hours includes on-the-job and in-school training
  • Theory training will include trade-related math and science, blueprint reading, drafting, and health and safety
  • Exam to obtain Certificate of Qualification 

What's Your Future as a Heat & Frost Insulator (253A)?

  • Generally employed in construction sector; may work in commercial buildings, ships, industrial plants, or private residences
  • Bending/lifting and exposure to hazardous materials are common
  • Often hired by construction and insulation contractors

Wage Rate

Apprentice wage increases with skill and experience. Fully qualified workers earn an average of $35.77-$43.59 per hour.

Self-Rating

Heat and Frost Insulator (253A)

Ask Yourself: Yes No
Are you comfortable working around hazardous materials?
Do you enjoy problem solving and coming up with a solution?
Do you have good communicating, verbal, and writing skills?
Are you able to follow Health & Safety guidelines?
Are you able to lift more than 50lbs? Are you able to stand or sit for long periods of time?
Are you willing to travel for work?
Are you reliable, a self-starter and able to work with minimal supervision?


If you checked YES to the majority of these questions, a career as a Heat and Frost Insulator (253A) may be for you!

You might want to look at these similar trades as well;

  • Asbestos Worker
  • Sound Insulator
  • Sprinkler System Installer

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