NAF 43.22—Plumbing and heating installation and air conditioning

Where 43.22 sits

1. F Construction
2. 43 Specialized construction work
3. 43.2 Electrical installation work, plumbing and other construction work
4. 43.22 Plumbing and heating installation and air conditioning

Contains 2 narrower codes

• 43.22G Installation of water and gas in all local
• 43.22H Installation of thermal equipment and air conditioning

What 43.22 includes

• This class includes the installation, repair and maintenance of plumbing systems heating and air conditioning, including extensions and alterations.

What 43.22 excludes

• Video inspection of air ducts, water and gas pipes, and other fluid conduits excluding repair or installation; see 71.20H

43.22 in other systems