Foundation (ExF)

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Foundation (ExF)

The CompEx Foundation qualification has been designed to provide an introduction into potentially explosive or flammable environments where gases, vapours and dust can form a hazardous atmosphere.


This qualification is suitable for personnel who require an understanding of basic Ex principles, and recently qualified electrical technicians who wish to develop their knowledge before undertaking more technical CompEx qualifications.

Entry requirements:

There are no entry requirements for this course.


1.5 or 2 days depending on the training provider.


  • Theory only, no practical elements
  • Guided learning: 6 – 10 hours

The Ex F CompEx Foundation course provides candidates with an understanding of the regulations, directives and standards associated with locations containing hazardous atmospheres.

Candidates will receive an overview of hazardous area classification, safe working practices and basic protection concepts used for certifying Ex equipment.

This is a theory-only course and is suitable for technical and non-technical personnel who require a basic understanding of hazardous work areas, or who wish to develop their knowledge before undertaking more technical CompEx qualifications.

Key learning objectives

Candidates that successfully complete the CompEx Foundation qualification will be able to:

  • Identify the correct national regulations, directives, and IEC standards which relate to hazardous areas.
  • Demonstrate a basic knowledge of the main protection concepts, categories and protection levels that apply to equipment certified for use in hazardous areas.
  • Recognise the elements that make up a hazardous atmosphere and the precautions required.
  • Identify the correct descriptors used for criteria that classify a hazardous gas, vapour or dust location.

Qualification details

Successful candidates will receive an internationally recognised CompEx Certificate for Foundation in Hazardous Awareness.


Online exam

Candidates must undertake a multiple-choice examination which consists of 30 questions answered over 45 minutes.

This online theory exam is undertaken at a training centre or can be undertaken remotely via some CompEx centres subject to prior arrangement.

Find a centre

Find your nearest licensed CompEx centre and get full contact details using our simple map facility.

Retain certification

Achieving CompEx core competency is essential for practitioners who work in potentially explosive environments, but competency must be maintained following certification.


The CompEx resource centre provides all the essential forms, documentation and downloads that you may need for CompEx training and registration

Register your interest

From safer working conditions to protecting the reputation of your business, everyone is safer certified. Complete your details to find out more about our ExF Foundation Qualification.

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