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Registration Information

Pipe Fitter

Pipe Insulator

Insulator workers install and replace the materials used to insulate mechanical systems to help control and maintain the temperatures. Insulator workers typically do the following:
  • Remove old insulation and dispose of it properly
  • Read blueprints and specifications to determine job requirements
  • Determine the amount and type of insulation needed
  • Measure and cut insulation to fit into walls and around pipes
  • Fasten insulation in place with staples, tape, or screws

  • Annual Apprenticeship Program Includes:

  • Registration of Apprentice with D.C. and/or Maryland (if apprenticed) 
  • Attending Council meetings with and on behalf of Registered Employers 
  • Monitoring Apprentice annual progression  
  • Monthly on-site class evaluation for testing and hands-on 
  • Monitoring monthly grades and attendance reporting 
  • Monitoring monthly off-site OJT reporting  
  • Monitor and submission of NCCER Student Certification material
  • Instructor, Lab and Book Fees
  • Pipe Insulator 1

    Includes registration fee, books, materials, lab supplies, and instructor fees.
    • Material Handling, Storage, and Distribution
    • Characteristics of Pipe Insulation
    • Installing Fiberglass Pipe Insulation
    • Installing Pipe Fittings, Valves, and Flanges

    Pipe Insulator 2

    Includes books, materials, lab supplies, and instructor fees.
    • Installing Flexible Foam Insulation
    • Installing Blanket/ Board Insulation for Ducts
    • Installing Calcium Silicate/Expanded Perlite Pipe Insulation
    • Installing Mineral Wool / Rigid Foam/Board and Block Insulation
    • Cement and Fabric Finishes and Mastics
    • Plumbing / Chilled and Hot Water Heating Systems

    Pipe Insulator 3

    Includes books, materials, lab supplies, and instructor fees.
    • Air Duct Systems
    • Theory of Heat Transfer and Moisture Effects
    • Adhesives and Their Uses
    • Steam, Condensate, and Process Water Systems
    • Large Boilers, Breechings, Precipitators, and Apparatus
    • Refrigeration and Cryogenic Systems
    • Specialized Insulation Systems
    • Blueprints and Specifications
    • Jacketing Fabrication - Piping and Fittings / Vessels and Equipment
    • Sheet Metal Lagging