This comprehensive guide explains how often pool filters should be cleaned or changed, covering sand, cartridge, and DE systems. It features detailed maintenance routines, troubleshooting solutions, lifespan tips, and OEM production advantages for global brands. The article emphasizes proactive care, intelligent filter selection, and the value of professional support, backed by advanced manufacturing. Manage your pool with confidence, knowing every filter cycle ensures crystal-clear water and long-lasting equipment.

Routine pool filter replacement is critical for sparkling, safe water. Replace cartridge filters every 1–3 years, sand every 5–7, and DE every 7–10. Master maintenance and troubleshooting for lasting equipment, lower costs, and a healthier swim year-round.