License: Water-Treatment Installer (WTI)

PO Box 14470
Salem, OR 97309-0404
(503) 378-4133

Water treatment installers are authorized to make connections to potable water systems and indirect waste connections to existing drain waste and vent systems.
More information about this license

  • Registry
  • State exam required
  • No education required
  • Continuing education required
  • Experience required
  • No criminal record requirements
License information updated 07/12/2022