Filtration –The mechanical process of removing insoluble mater from water
Turnover Rate –The amount of time needed to recirculation the entire volume of water one time – measured in hours
Flow Rate – The amount of water passing through the filtration system at a given time measured in gallons per minute(GPM)
Filter Media – The substance that entraps particles as water passes through it.
Filter Surface Area – The amount of filter media that will filter water – measured in square feet (sq ft)
Filtering Rate – The rate at which water will pass through filter media – measured in gallons per minute per square foot (GPM / SQFT) of filter surface area
Backwash – The process of cleaning a filter