The Plumbing Manufacturers Institute (PMI) is repeating its popular two-day workshop on codes, standards, conformity assessment, certification and other plumbing industry basics. It will be held at PMI's Schaumburg, IL, facility on Feb. 3-4. The workshop is free to PMI members, $250 to nonmember first attendees and $150 for everyone thereafter. Contact PMI at (847) 884-9764 for registration information.