Quality and Accreditations

Walker Filtration has built a strong reputation for reliability, functionality, and technically advanced design. Quality raw materials, outstanding technology, and efficient processes make for world-class filtration solutions. We apply the same first-class supply chain criteria as our Original Equipment Manufacturer (OEM) customers.

The Walker Filtration approach to manufacturing means that our supply chain and production process are both flexible and agile enough to react to the needs of our customers while maintaining the very highest level of quality and delivery standards.


Stringent product applications call for stringent product test procedures. We've been accredited to ISO 9001 for over 20 years.



Our Accreditations

PED 2014/68/EU

The Pressure Equipment Directive (PED) (2014/68/EU) applies to the design, manufacture and conformity assessment of stationary pressure equipment with a maximum allowable pressure greater than 0.5 bar. The Pressure Equipment Directive aims to guarantee free movement of the products in its scope while ensuring a high level of safety.

View our certification

Queen’s Award for Enterprise

The Queen’s Award for Enterprise recognises outstanding achievements made by UK companies in three key areas of business: International Trade, Innovation and Sustainable Development. The Innovation Award celebrates Walker Filtration’s commitment to providing innovative, market leading products, and the development of a unique range of air/oil separators.

CAGI Member

Walker Filtration are a member of the Compressed Air & Gas Institute (CAGI). The CAGI is an association of manufacturers of compressors, blowers, air drying and filtration, and pneumatic tools. It’s mission is to be the united voice of the compressed air industry, serving as the unbiased authority on technical, educational, promotional, and other matters that affect the industry.

ISO 9001 Certified

ISO 9001:2015 Quality Management System (QMS) is the world’s leading quality management standard and has been implemented by over one million organisations globally. ISO 9001 is an invaluable asset to our organisation. The accreditation assists companies in meeting statutory and regulatory requirements relating to our product while achieving excellence in product quality, customer service and delivery.

View our certification

Canadian Registration Numbers

Walker Filtration has extensive expertise in all areas of quality control and design and engineering certification, including CRN. The CRN (Canadian Registration Number) system is the Canadian method of reviewing and registering the design of pressure vessels, piping systems and the fittings used to make them. The CRN identifies the design has been accepted and registered for use.