REFRIGERATION AND AIR-CONDITIONING SERVICE AND REPAIR SHOPS
 (SIC 7623)

Establishments primarily engaged in servicing and repairing
household and commercial electrical refrigerators and air-
conditioning and refrigeration equipment.  Establishments
primarily engaged in servicing and repairing gas refrigeration
equipment are classified in Industry 7699, and those repairing
automotive air-conditioning equipment are classified in Industry
7539.  Establishments primarily engaged in installing
refrigeration and air-conditioning systems are classified in
Construction.