Building Services Engineering Ventilation Hygiene Technician

Occupation overview

Ventilation Hygiene ensures that ventilation systems are maintained in a clean condition as required by statutory regulation, to ensure the wellbeing and safety of those within the built environment.

Ventilation Hygiene Technicians clean and decontaminate ventilation systems to ensure compliance with industry standards. They undertake condition risk assessments, pre clean testing, clean, post clean testing and create a detailed profile of the ductwork system, including any remedial action.

 Ventilation Hygiene technicians have detailed knowledge of the system’s operating principles. They identify and plan work requirements from engineering drawings and client instructions; liaise with clients, other trades, and suppliers; solve problems within their scope of responsibility; ensure work done by themselves and others complies with relevant standards; monitor and assist in delivery of work programmes and contribute to changes as work progresses or as required by the client.

They are able to work within new build construction sites and existing buildings on their own, safely, proficiently and without supervision. 


  • Working Safely Apply relevant safety legislation, codes of practice and safe working practices to self and others, including risk assessment and method statements
  • Planning, Preparing and Working Sustainably Plan and organise systems cleaning including the use, interpretation and annotation of drawings. Prepare work areas in new and existing sites for cleaning. Identify and use resources, tools, technology and equipment effectively, to complete cleaning tasks, to industry standards, while minimising environmental impact.
  • Cleaning ventilation Systems Undertake pre clean testing, cleaning, post clean testing and create a detailed profile of the ductwork system, including any area that needs remedial action. Provide information for post clean reporting including drawings. Carry out minor on-site modifications including replacement of flexi duct and fitting access doors.
  • Problem solving and decision making Solve problems within their scope of responsibility and that of others under their control. Identify and evaluate problems through the application of technical skills and knowledge, and report as appropriate.
  •  Supervision Oversee the programme of work and work environment, taking responsibility for the work, quality, safety and welfare of others. Mentor and support the learning and development of others



  • Working Safely Safety legislation and safe working practices applying to themselves and others
  •  Ventilation system Cleaning Principles Underpinning scientific principles for air supply and extract ventilation systems including grease extract systems, also including specifications and standards covering their cleaning and testing requirements. Design, layouts, operating and isolation principles. The need for system cleanliness for compliant building operation
  • Working Sustainably Environment protection measures associated with ventilation cleaning. Commercial implications of actions or omissions.
  •  Planning and Preparing How to plan and organise cleaning tasks, interpret and annotate drawings. How to prepare work areas. How to utilise resources effectively including the roles and responsibilities of relevant people, how to oversee work and how to plan safe work programmes for self and small teams.
  •  Customer Service Principles of high quality customer service
  •  Communication Communication methods; clear, appropriate and adaptable styles. Principles and opportunities for information communication technology. Reporting requirements



  • Working Effectively and Ethically Work reliably and effectively without supervision and be aware of the needs and concerns of others, especially where related to diversity and equality. Represent self and company in an appropriate and ethical manner.
  • Taking Responsibility Accept responsibility for the work of self and others under their control.
  • Managing Tasks Accept allocate and supervise technical and other tasks
  • Working with Others Work effectively with colleagues, the public, other tradespeople, clients representatives, supervisors, and other members of the building services engineering and wider construction team
  • Continuing Personal Development Maintain and enhance competence in own area


Entry Requirements

Individual employers will identify any relevant entry requirements. Typically an apprentice will have already achieved English and maths at level 2. Apprentices without level 2 English and maths will need to achieve this level prior to taking the end point assessment.



It is unlikely that individuals entering this apprenticeship without previous experience will complete the apprenticeship in less than typically 24 months


Professional Qualification / Recognition

This is a Level 3 Apprenticeship


Originally published on, this information has been re-used under the terms of the Open Government Licence.


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