A filter measures 26 feet by 15 feet and has a filter media depth of 36...
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A filter measures 26 feet by 15 feet and has a filter media depth of 36 inches. Assuming a backwash rate of 15 gallons per minute per square foot (gpm/ft2)and 11 minutes of backwash required, how many gallons of water are required for each backwash? A filter measures 26 feet by 15 feet and has a filter media depth of 36 inches. Assuming a backwash rate of 15 gallons per minute per square foot (gpm/ft2)and 11 minutes of backwash required, how many gallons of water are required for each backwash?
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