Individuals are familiar with the design and construction of fiberglass board insulation. They understand how fiberglass board insulation is installed on air ducts. They are able to kerf, lay out and install board insulation for rectangular branch ducts. They can explain how to cut and install fiberglass board insulation for round or oval ducts. They can describe the process used to apply insulation weld pins to ductwork, apply the fiberglass board insulation and seal the joints with tape.

• Type Validation
• Time Hours