Water which causes stains on the pool, spa or metal surfaces is caused by either improper water balance or heavy metals in solution.

Metals can come from the source water. Metals such as manganese and iron are common is some water supplies. DO NOT USE COPPER ALGAECIDES as they are also a source of metal staining.

TREATMENT

1.) Test water and input all results into the main screen Total Alkalinity adjustments will be recommended if needed.

2.) See a pool professional about Stain Inhibitors or Sequestering Agents.

3.) See a pool professional about draining the water and Acid Washing the surfaces to remove stains.