Required Books
Add All Required Books to Cart ($537.00)
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This completely revised publication contains the most comprehensive set of recommended practices available for proper design and installation…
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The new construction standards contain re-rated rectangular, round, oval and flexible duct constructions for positive or negative pressures…
Confirm This Is the Right License for Your Work
Every state licensing board defines the exact project types, sizes, and trades that fall under each contractor classification. Review the scope below to make sure this license matches the work you actually do — then enroll in the seminar that prepares you for that exam the first time.
To fabricate, assemble and install cornices, flashings, gutters, downspouts, kitchen and laboratory equipment, duct work, metal flues, and to install pre-manufactured sheet metal products such as metal chutes, lockers, shelving, louvers, nonbearing metal partitions, and other sheet metal items common to the trade, and facsimile items such as plastic skylights, fiberglass ducts and fittings, including installation of aluminum awnings, canopies, patio covers, and seamless aluminum gutters.