How often should you backwash a sand filter pool pump?
Hayward S230T 23" Sand Filter System 1.1 THP 2-Speed Matrix Pump
Wizard: Sand Filter Systems
Status:
Open Oct 03, 2025 - 10:11 AM
1answer
Answer
Oct 03, 2025 - 10:11 AM
You should backwash a sand filter pool pump approximately once every 1-2 weeks or or whenever the pressure gauge rises 15 psi above normal. However, the frequency can vary based on pool usage and environmental factors, so it's important to monitor the pressure gauge regularly and adjust as needed.
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