DOW FilmTec RO 4040 FF – 4" Reverse Osmosis Membrane

The DOW FilmTec RO 4040 FF is a high-quality 4" replacement membrane, engineered for reverse osmosis (RO) applications requiring superior contaminant removal and optimized performance. Designed with Full-Fit (FF) technology, this membrane minimizes fouling and dead space, improving flow dynamics and long-term efficiency. Ideal for industrial, commercial, and municipal water treatment, it ensures high-purity water production with enhanced durability and optimized flow rates. Key Features: ✔️ 4" Diameter – Standard size for mid-capacity reverse osmosis systems ✔️ DOW FilmTec Technology – Trusted for industry-leading water filtration performance ✔️ Full-Fit (FF) Design – Reduces dead space, minimizes fouling, and improves system efficiency ✔️ Thin-Film Composite (TFC) Structure – Delivers high salt rejection and superior contaminant removal ✔️ Optimized Flow Performance – Ensures high water production while reducing energy costs ✔️ Industrial, Commercial & Municipal Applications – Ideal for food and beverage processing, pharmaceutical production, and drinking water systems ✔️ Durable & Reliable – Built for extended membrane life and consistent performance ✔️ Easy Replacement & Maintenance – Designed for seamless integration into existing RO systems The DOW FilmTec RO 4040 FF 4" replacement membrane is the perfect choice for high-efficiency water filtration, providing superior contaminant removal, improved system performance, and long-term operational reliability.