Green water is most common in pools because of algea but with a hot tub is most commonly caused by a lack of sanitizer, high pH, high cyanuric acid level or a combination of those things.
Green Water in your Hot Tub
How to battle Green Hot Tub Water
Learn how to
solve other water problems
Hot Tub Smells
Expert Advice on how to remove it
pH Fluctuation
Learn how to balance
Cloudy Water
How to clear it up
Hot Tub Refill
The steps to take after
Hot Tub Foam
How to get rid of it
Calcium Scaling
How to fix it