Residential and commercial installers and servicers install and service products such as water heaters, septic systems, and prefabricated windows, doors, and fences.
A. Waterworks maintenance workers maintain and repair waterworks equipment/facilities.
B. Gas maintenance workers perform routine maintenance/minor repairs to exterior/underground gas mains and distribution lines.
C. Automotive mechanical installers and servicers install parts such as mufflers, exhaust pipes, and shock absorbers, and perform oil changes and other routine maintenance on motor vehicles/heavy equipment.
D. Pest controllers and fumigators apply chemical/other treatments to buildings and outside areas to remove/destroy insects and other pests.
E. Other repairers and servicers repair and service a wide variety of products such as cameras, musical instruments, and coin/vending machines.


