PRISM® Membrane Separators

Integrating PRISM® Membrane Separators into your gas separation systems promises operational continuity made possible through deep engineering collaboration and high-quality production. Backed by decades of application expertise, engineering rigor, and proven performance, our expansive catalog of separator configuration options offers flexibility in design.

Used in a variety of applications, such as biogas upgrading, nitrogen generation, and dehydration, PRISM Membrane Separators provide a high-purity gas stream that’s ready to perform. Every unit is tested and certified to ensure quality, compliance, and reliability.

Our Offerings

PRISM® GreenSep
Used for biogas upgrading prior to grid injection or liquefaction.

PRISM® GreenDry
Used to remove water vapor from biogas.

PRISM® N2Sep
Used for nitrogen generation or oxygen enriched air generation.

PRISM® OBIGGS
Used to minimize flammability risks by generating nitrogen to blanket aircraft fuel tanks.

PRISM® AirDry
Used to remove water vapor from compressed air streams.

Advantages of PRISM® Membrane Separators

Field-proven in a wide variety of applications

Field-proven reliability

Whether offshore, remote, or highly regulated, our systems are known for long-term reliability and operational uptime.

Field-proven in a wide variety of applications

Easily expandable systems

Variety of lengths, widths, fiber types, and connection ports offers design flexibility for pre-engineered and component-level systems.

Field-proven in a wide variety of applications

Lightweight and compact

Simple product design with no moving parts. Easy portability ideal for remote locations.

Field-proven in a wide variety of applications

Long-lasting performance

Proven track record of quality and reliability in locations around the world. Low maintenance, easy to operate and maintain, with no monitoring required.

Why PRISM® Membrane Separators

Proven Expertise & Experience

Our pioneering legacy in membrane technology dates back to 1979. Our diverse application expertise helps you move faster, anticipate challenges, and make smarter decisions early in the process. PRISM® Membrane Separators power performance across a wide range of industries, from marine vessels and aviation to biogas, agriculture, energy recovery, and more.

Confidence without Compromise

We don’t just supply membranes—we engineer outcomes. We help you deliver systems your customers can count on—high-performance solutions backed by expert engineering and support. Our team can help you navigate complexity, manage risk, and meet deadlines with confidence.

Optimized Performance from Day One

Our global team of Application Engineers can work side-by-side with you to configure systems and optimize performance from the start. We work as an extension of your team, helping reduce trial-and-error, avoid overdesign, and get products to market faster.

Mission-Critical Quality

Backed by an industry-low defect rate and decades of proven reliability in mission-critical environments, our membranes are built to perform. Extended warranties and service plans further protect uptime and give you lasting confidence.

Future-Focused Collaboration

We stand behind what we ship—and help you stand behind what you build. We collaborate, we anticipate, and we engineer outcomes with you. Air Products Membrane Solutions is here to help you anticipate challenges and solve them before they become problems.

Download Our PRISM® Membrane Separators Brochures

BIOGAS NITROGEN & DEHYDRATION

Building Membrane Systems?

Our expert engineers can help you identify, design, and implement the optimal membrane separation system for your process or application.

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