Announcement - Crowthorne Partners with ACF

Crowthorne Group is pleased to announce that Absolute Carbon Filters (ACF) has been welcomed into the Crowthorne Group fold as a great addition to our Parts & Filters division.

Demand for filters that can be customised, but with fast turnarounds from order to delivery, made UK based filter manufacturer, Absolute Carbon Filters, an ideal partner to add to our expanding parts portfolio. So, what are the key benefits for customers?

Excellent range: ACF products can provide pre-filters, activated carbon, HEPA filters and more for all major brands or produce customised filters where necessary. Not sure which type you need? Take a look at ACF’s quick guide here

Short lead-times: Enabling reduced downtime whilst increasing your facility and equipment efficiency/ productivity. As a manufacturer, ACF can keep lead times to a minimum even with customised filters.

Reliability: ACF filters are independently tested and validated by the University of Portsmouth, to ensure that they meet or exceed worldwide regulations including:

  • France AFNOR NFX 15-211-2009 AFNOR NFX 15/AN51Z9-2012
  • Germany DIN 12 927
  • United Kingdom BS 7989:2001


  • USA ASTIM 15:1

During testing and validation, the University of Portsmouth found the cartridges were "manufactured to a very high standard and performs to the highest standards expected” and that "These impressive chemical penetration figures would equal or better any carbon filter previously tested by this department.“

ACF even provide a Certificate of Conformity with every delivery of filters so you can be confident in your choice.

This partnership strengthens our ability to supply you with a complete service, Crowthorne Group’s Service Engineers can test and replace your filters too, reducing your need to have multiple suppliers and reduce downtime.

To discuss your filter requirements, contact the Parts & Filters Team, or visit for helpful FAQs, risk assessment forms and articles, and for service visit