United States - Employed full time: Wage and salary workers: Heating, air conditioning, and refrigeration mechanics and installers occupations: 16 years and over was 464.00000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, United States - Employed full time: Wage and salary workers: Heating, air conditioning, and refrigeration mechanics and installers occupations: 16 years and over reached a record high of 464.00000 in January of 2023 and a record low of 256.00000 in January of 2001. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Employed full time: Wage and salary workers: Heating, air conditioning, and refrigeration mechanics and installers occupations: 16 years and over - last updated from the United States Federal Reserve on April of 2024.