Metal-based staining & scale issues can cause unnecessary time and effort in pool and spa care. Learn how to treat problems when they arise or proactively prevent them with NC products. 

Completing this course will earn 1 CEU.

Course curriculum

  • 1

    Chapter 1

    • Debunking the Mystery of Metals & Staining

    • Debunking Stain & Scale Quiz

    • The Truth About Scale

    • Truth About Scale Quiz