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The ONTOZ SW 4040 is a high-performance seawater RO membrane developed for commercial and industrial desalination systems. Engineered to provide superior salt rejection, high water productivity, and dependable operation, it delivers consistent performance even in challenging seawater conditions. Made in India and NSF Certified, it is the ideal solution for efficient and long-lasting seawater purification.
✔ Made in India industrial-grade seawater RO membrane
✔ NSF Certified for reliable drinking water applications
✔ 99.5% minimum and 99.7% stabilized salt rejection
✔ High water production with exceptional desalination efficiency
✔ Optimized for stable operation in high-salinity water
✔ Superior anti-fouling performance for extended membrane life
