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Insulation and building treatments

The suite contains National Occupational Standards (NOS) related to:

  • Wood preserving and damp-proofing
  • Wall tie replacement
  • External wall insulation boarder
  • External wall insulation finisher
  • External wall insulation boarder/finisher
  • Cavity wall insulation
  • Cold roof insulation
  • Warm roof insulation
  • Cold/Warm roof insulation
  • Draught-proofing
  • Internal insulation
  • Insulate framed sections of buildings
  • Floor insulation.

You can view individual standards on the NOS database, or by emailing the Standards team.


There are no current or planned reviews in this area. To give feedback or suggest a change,

CITB manages the structures for vocational qualifications. We base the content for these structures on the relevant National Occupational Standards.

The structures are approved by employers and industry stakeholders. Training organisations base their courses on the structures.

See the current recommended qualification structure and national vocational qualification structure for this occupational area.

Recommended qualification structures

Recommeneded Qualification Structure for Insulation and building treatments (Construction) Level 2 v5 (PDF 33KB)

Structures for NVQs/SVQs

NVQ Certificate in Insulation and Building Treatments (Construction) Level 2  v4 (PDF 29KB)

NVQ Diploma in Insulation and Building Treatments (Construction) Level 2 v4 (PDF 31KB)

You can view individual standards on the NOS database, or by emailing the Standards team.

If you would like to suggest changes to the current standards or have a suggestion for the structures, please complete our Standards enquiry form.

You may also be interested in...

  • Scottish Qualifications Authority (SQA)
    National accreditation and awarding body in Scotland for qualifications specifically for Scotland
  • Qualifications Wales
    Regulator of non-degree qualifications and the qualifications system in Wales
  • CITB Northern Ireland (CITBNI)
    Industry training board for Northern Ireland in partnership with CITB as the Sector Skills Council for Construction for qualifying the construction workforce activities in Northern Ireland
  • The ‘Register’ of regulated qualifications in England and Northern Ireland for accredited qualifications.