UF life is generally three years≈♠δ≥, but according to different water γ↔βquality throughout the servi¥β∑ce life may be different. As longα ✔ as you do regular cis w≥↕¥≥ash, backwashing, chemical cleanin★÷≈¥g, but maintaining a low operating p∑∑ressure, increase the pre-filter to ®≈¶≈improve water quality, etc. will gr↕₽©eatly extend the life of theφ"> ultrafiltration membrane.