Hawaii Vacuum and Air Systems (C-37c) Contractor License

The Vacuum and Air Systems (C-37c) Contractor License allows you to do the following work:

• Install tubing for air systems
• Pneumatic conveyor systems
• Central vacuum systems for conveying materials

If you are looking for a contractor's license with a broader scope of work, you may want to consider getting a Hawaii Plumbing (C-37) Contractor License instead.