Individuals are familiar with the plumbing systems used for swimming pools, hot tubs and spas. They can explain how to calculate the capacity, turnover rate and bathing load of a pool. They are able to install water supply and recirculation systems. They understand how to maintain water quality and balance acidity and alkalinity levels. They can identify hot tub and spa systems and their components. They are aware of the procedures for installing hot tubs and spas.

• Type Validation
• Time Hours