On-Time Delivery

FSI understands the importance of delivery of filtration for critical applications On-Time. Preventative Maintenance schedules are many times inflexible; FSI works to ensure delivery and lead-times are accurate and consistent.

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Quality Driven

FSI uses the highest quality of materials, all Made-In-The-USA. Our team rigorously analyzes and test our filtration products to ensure robust, best in efficiency, and product integrity.

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Engineering Team

FSI employs a great team of degreed and experienced engineers. Our Engineering Team works to continually improve our products; customized product and project solution support, and filtration specific expertise.

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Customer Support

FSI believes in our unwavering commitment to the dedication of the strongest support to our customers.

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Browse Filtration Products

Filtration Systems, Inc. manufactures quality depth filters, pleated filters, panel air filters, railroad lube filters, locomotive filters, dust collection filters, fiberglass filters, pleated coalescing filters, air filters and filter pressure vessel products.

Applications FSI Serves

Filtration Systems has solutions for a wide variety of applications, such as biogas filtration, railroads, natural gas filtration, dust collection, and stationary engines.

Applications We Serve

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Why Choose FSI, Filtration Systems, Inc.

Filtration Systems, Inc. provides the industry’s shortest lead time for the highest-quality air filters, carbon filters, depth filters and dust collectors at the lowest cost.

Quality Assurance

For nearly 4 decades Filtration Systems has been trusted to protect components that are vital to our customers' success.

Exclusive Technology

Our patented "SWIRL FLOW" technology is a breakthrough in depth filter design, providing longer filter life, higher efficiency and lower flow restrictions.

Total Expertise

FSI specializes in manufacturing a wide range of applications, providing a total solution for all your filtration needs.

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