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(028) 6258 5368X-Flow XF75
The X-Flow XF75 ultrafiltration membrane by Pentair (USA) is a premium hollow fiber membrane made from PES/PVP material, offering excellent hydrophilicity, superior chemical resistance, and high mechanical strength. Designed with an inside-out filtration mechanism—where water flows from the lumen to the shell side—it maximizes filtration efficiency, minimizes fouling, and extends membrane life. This solution is ideal for large-scale water treatment applications including potable water, industrial water, wastewater reuse, and seawater RO pretreatment.
PRODUCT FEATURES
- Effective mechanical removal of microorganisms: Eliminates up to 99.9999% of bacteria (LOG6, Pseudomonas diminuta) and 99.99% of viruses (LOG4, MS2 coliphages).
- High fiber density and low void volume: Optimizes space utilization and enhances filtration efficiency.
- 100% quality-tested fibers: Every fiber is individually tested before deployment.
- Individually repairable fibers: Allows isolated repairs in case of fiber damage.
- Excellent fouling resistance: Extends service life and reduces operating costs.
- Consistent filtrate quality: SDI < 3 and turbidity < 0.1 NTU.
- Outstanding chemical resistance: pH tolerance from 2 to 12 and chlorine resistance up to 250 mg/l.
- Energy-efficient design: Minimizes power consumption in operation.
- Certified to NSF/ANSI 61 and NSF/ANSI 419 standards.
SPECIFICATIONS
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Membrane area
75 m2 (807 ft2)
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Module dimensions (D x L)
8.7 x 60.53 inch (221 x 1537.5 mm)
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Housing material
PVC
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Membrane material
PES / PVP
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Hydraulic membrane diameter
0.72 mm (28.3 mil)
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Nominal pore size
20 nm
The following content from ATS Water Technology Co., Ltd. delves into the technical aspects and practical applications of the X-Flow XF75 UF membrane, helping customers gain a deeper understanding of its structure, operational features, technical benefits, and multi-industry application potential.
1. Technical specifications of the X-Flow XF75 UF membrane
Detailed specifications make it easier for users to integrate the membrane into existing systems and assess its performance under specific operating conditions. Below is the technical data sheet of the X-Flow XF75 UF membrane for your reference.
| SPECIFICATION | VALUE |
|---|---|
| Membrane area | 75 m2 (807 ft2) |
| Module dimensions (D × L) |
8.7 × 60.53 inch (221 × 1537.5 mm) |
| Housing material | PVC |
| Membrane material | PES / PVP |
| Hydraulic membrane diameter | 0.72 mm (28.3 mil) |
| Nominal pore size | 20 nm |
2. Advantages of the X-Flow XF75 membrane
In addition to outstanding filtration performance, the X-Flow XF75 offers numerous technical and operational benefits that help optimize long-term investment costs for water treatment systems:
- Superior microorganism removal efficiency, eliminating up to 99.9999% (LOG6) of bacteria and 99.99% (LOG4) of viruses through mechanical filtration.
- High membrane fiber density reduces overall system volume and increases throughput.
- 100% of membrane fibers are quality-tested, ensuring operational reliability and performance.
- Easy maintenance with fiber integrity testing and the ability to repair individual fibers when needed.
- Excellent fouling resistance, sustaining long-term performance and reducing the frequency of chemical cleaning.
- Stable operation across a wide pH range and in harsh chemical conditions.
- Energy-efficient design, enabled by high permeability and low pressure loss.
- Consistently high-quality filtrate, with SDI < 3 and turbidity <0.1 NTU.
- Certified to NSF/ANSI 61 and NSF/ANSI 419 standards.

3. Certifications of the X-Flow XF75 membrane
The quality and safety of the X-Flow XF75 membrane (Pentair – USA) are proven through internationally recognized certifications that meet strict water treatment industry requirements:
- NSF/ANSI 61: Certification for safe materials used in drinking water systems. Learn more about the NSF/ANSI 61 certification of the X-Flow XF75 UF membrane.
- NSF/ANSI 419: Ensures filtration performance and microbial control in treatment systems. Learn more about the NSF/ANSI 419 certification of the X-Flow XF75 UF membrane.
4. Applications of the X-Flow XF75 membrane
Thanks to its high performance and flexible design, the X-Flow XF75 UF membrane is suitable for a wide range of water treatment applications, from drinking water to industrial processes and water reuse:
- Potable water production: XF75 delivers excellent separation efficiency, effectively removing viruses and chlorine-resistant microorganisms such as Cryptosporidium and Giardia.
- Process water production: XF75 acts as an effective barrier against suspended solids and sludge. The filtrate can be used directly or further treated via RO for TDS control if required.
- Effluent polishing: The membrane ensures high microbial and turbidity removal, making it ideal for high-grade and unrestricted water reuse applications.
- Seawater RO pretreatment: It removes nearly all suspended solids, helping to protect seawater RO systems from fouling and scaling.

5. Trusted distributor of X-Flow XF75 membranes at competitive prices
To ensure stable and efficient system operation with proper technical support, choosing an authorized membrane supplier is crucial. ATS Water Technology Co., Ltd. is proud to be the official distributor of Pentair’s X-Flow products in Vietnam. You can find more information about this partnership here.
We not only provide genuine products with full technical certifications but also offer comprehensive solutions — including consultation, design, technology selection, and customized water treatment strategies.
With a team of experienced engineers and in-depth industry knowledge, ATS Water Technology accompanies clients in a wide range of projects, from residential to industrial, potable water to water reuse, and even seawater pretreatment. We are committed to delivering peace of mind in terms of product quality, operational efficiency, and long-term value for every water treatment system.
ATS WATER TECHNOLOGY CO., LTD
- Head office: 54/18 Bui Quang La, An Hoi Tay Ward, HCMC, Vietnam
- Branch office: 77 DHT10B, Dong Hung Thuan Ward, HCMC, Vietnam
- Consultation and support: (028) 6258 5368 – (028) 6291 9568
- Email: info@atswatertechnology.com
- Social media: Facebook | LinkedIn | YouTube
- Quick contact: Zalo Official | Telegram | WhatsApp
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