DuPont FilmTec NF90-4040 – 4" Nanofiltration Membrane

The DuPont FilmTec NF90-4040 is a high-performance 4" replacement membrane, engineered for nanofiltration (NF) applications requiring superior salt rejection and selective contaminant removal. Designed with thin-film composite (TFC) technology, this membrane provides efficient separation of dissolved solids, organics, and hardness, making it ideal for industrial, commercial, and municipal water treatment systems.

Key Features:

✔️ 4" Diameter – Standard size for mid-capacity nanofiltration systems
✔️ DuPont FilmTec Technology – Industry-leading nanofiltration membrane for high-efficiency water purification
✔️ High Salt Rejection – Effectively removes dissolved salts, organics, and hardness while retaining beneficial minerals
✔️ Thin-Film Composite (TFC) Structure – Ensures long-lasting performance and superior filtration efficiency
✔️ Low-Energy Operation – Optimized for high water productivity with reduced energy consumption
✔️ Optimized Flow Performance – Delivers superior water output while maintaining filtration efficiency
✔️ Industrial, Commercial & Municipal Applications – Ideal for food and beverage processing, softening applications, and wastewater treatment
✔️ Durable & Reliable – Designed for extended membrane life and minimal maintenance
✔️ Easy Replacement & Maintenance – Seamlessly integrates into existing NF/RO systems

The DuPont FilmTec NF90-4040 4" replacement membrane is the ideal choice for high-efficiency water treatment, providing exceptional salt rejection, energy-efficient operation, and long-term reliability in demanding applications.