In-House Manufacturing,

Made In The UK. Globally Trusted.

From Concept to Certification - Advanced Filters for Demanding Applications.




In-House Manufacturing,

Made In The UK. Globally Trusted.

From Concept to Certification - Advanced Filters for Demanding Applications.





As a leading filter manufacturer, FCL has unrivalled in-house research, development and manufacturing capabilities. All our filters are proudly manufactured in Northampton, UK, where each of our products is designed, produced, tested and certified for various applications - all under one roof.

Mechanic installing a Mann filter in a truck engine.

In-House Manufacturing

Our air filters are crafted with specially tested filtration media and manufactured using our advanced pleating equipment to deliver sharp, uniform V-shaped pleats for optimal performance. Every filter is assembled by our highly trained employees and undergoes rigorous quality control to ensure consistent excellence and superior fine filtration with every filter.

In-House Manufacturing

Our air filters are crafted with specially tested filtration media and manufactured using our advanced pleating equipment to deliver sharp, uniform V-shaped pleats for optimal performance. Every filter is assembled by our highly trained employees and undergoes rigorous quality control to ensure consistent excellence and superior fine filtration with every filter.

The Process Behind Our Patented PEPA-F™ Filters

From the careful selection of raw materials to the advanced manufacturing techniques we deploy, every stage of the process is meticulously engineered to deliver exceptional performance.


Each filter is crafted using state-of-the-art equipment operated by our highly trained team, ensuring uniformity and reliability. Rigorous quality control measures are embedded throughout the production line, guaranteeing that every filter meets our high standards for durability and high-performance filtration.


Thanks to our advanced technology and scalable processes, we are able to consistently produce premium-quality filters in high volumes that not only meet but exceed customer expectations.

The Process Behind Our Patented PEPA-F™ Filters

From the careful selection of raw materials to the advanced manufacturing techniques we deploy, every stage of the process is meticulously engineered to deliver exceptional performance.


Each filter is crafted using state-of-the-art equipment operated by our highly trained team, ensuring uniformity and reliability. Rigorous quality control measures are embedded throughout the production line, guaranteeing that every filter meets our high standards for durability and high-performance filtration.


Thanks to our advanced technology and scalable processes, we are able to consistently produce premium-quality filters in high volumes that not only meet but exceed customer expectations. 

Bespoke Filters, Made In The UK

Leveraging our in-house engineering, research & development, and manufacturing capabilities, we design and produce high-performance, custom HVAC filters in a wide range of sizes and grades - tailored for applications across transportation networks, commercial buildings, and industrial environments.


YOU NEED A FILTER - WE CAN MAKE IT!


Contact us today for you bespoke filter requirements.


More About What We Offer:

Hand holding a glowing globe representing compliance, standards, and regulations.
Research and development setup for air filter testing using the Topas ALF 114 test system.

Research & Development


FCL has unrivalled in-house research and development capabilities. We can rapidly design, develop, test and certify air filter products for various applications.


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FCL HVAC Filters – High-efficiency FCL HVAC filter removing airborne particles.

FCL HVAC Filters


Our ISO certified HVAC filters are designed, manufactured, and rigorously tested in-house, engineered to capture airborne particles down to a fraction of a micron.


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