Company Profile


Gosair Filter Systems

Gosair Filter Systems (Pty) Ltd, established in 1990, is the sole distributor of American Air Filters International (AAF) who is the world’s largest manufacturer of air filtration solutions. Gosair is well known in the industry for offering the highest quality air filters, filtration equipment and containment housing products. All filters are manufactured in ISO 9001 accredited factories and comply with the highest standards.

A market driven approach has enabled Gosair to develop and deliver the most cost effective products and services without compromising quality. With technical branches in Gauteng, Western Cape, Eastern Cape and Kwazulu Natal, our company is able to provide the most comprehensive after-sales support and services to all our valued clients.

Gosair’s product range consists of all filters used in the HVAC, Pharmaceutical, Healthcare and Automotive Industries.


Gosair Instruments

Gosair Instruments (Pty) Ltd is the sole distributor of Dwyer Instruments Inc. which is a global leader in designing and manufacturing innovative controls, sensors and instrumentation solutions. Gosair provides high quality, reliable and readily available products and solutions to meet and exceed customer expectations. All instrumentation is manufactured in ISO 9001 accredited factories and complies with the highest standards.


Gosair Contracting

Gosair Contracting (Pty) Ltd has over the years developed a unique concept in Air Filtration Management, whereby we offer the following program options:

  • TFM™ - Total Filter Management Program™
  • PFM™ - Partial Filter Management Program™

These programs are offered on a contractual basis to the Automotive (which includes Dirt Management), Commercial, Industrial, Pharmaceutical and Healthcare Industries.

With Gosair’s unique concept, we supply, install and monitor the air filters on a scientific basis with key benefits to the client entering into a Filter Management Agreement with Gosair.

More detailed information is available on the Services page.


Clean Air Testing (CAT)

Clean Air Testing (CAT), a division of Gosair Filter Systems (Pty) Ltd, employs personnel who are qualified and trained in the Validation of Clean Zones, Safety Cabinets to ISO 14644 standards.

CAT’s wealth of experience in the Clean Room Industry, provides definite assurance to our clients that our technical division operates to international standards.

We have in the past, as well as for the future, committed to providing Validation Services as per the latest procedures, which are monitored and controlled to European Standards, carrying the weight of the ISO and CTCB-I (Clean Room Testing and Certification Board – International) accreditation.

Gosair’s close affiliation with the Irish Cleanroom Society ensures that our Products and Validation Services offered to the industry have to conform to standards as set out internationally. The latest technologies and standards are therefore of vital importance to CAT, as these protocols and knowledge are strictly adhered to at all times.