Swimming pool filter

What is temporary filter media?

• Filters that require new media after cleaning

• Filters that need excessive backwashing pressure.

• Filters in which the same media can be reused

Identify a statement that describes about backwashing.

• The introduction of oxygen to water to encourage bacterial growth

• The response of pathogenic microorganism to chlorine.

• The process of cleaning the filter media by reversing the flow of water

_____________ occurs when the backwash is too excessive.

• Sand Loss

• Mud balls

• Calcification

What is the CORRECT term for the addition of filter medium to the filter feed?

• Body feeding

• Flocculation

• Filtration

Which material is commonly used as perpetual filter media in swimming pool filtration systems?

• Clay

• Sand

• Diatomaceous earth

Tags

NGSS.MS-ETS1-1