Cavity Wall Insulation

Logic Certification Gas Safety Awareness for Cavity Wall/Loft Insulation Installers and/or External Cladding Installers


This course is aimed at operatives involved in the work of installing cavity wall and loft insulation. It is also suitable for operatives who install external cladding systems. This is particularly relevant with increase in work under the Green Deal or ECO.

The course and certificate, where relevant and applicable to the work being carried out by CWI's, is based upon the following elements of Appendix 6 of the ‘Standards of Training in Gas Work’ document published by IGEM and E&U Skills.

The course also covers other areas of relevant gas safety legislation and standards including the Gas Safety (Installation & Use) Regulations, Health & Safety at Work act and HSE RIDDOR.

This course is recognised by the Cavity Insulation Guarantee Agency (CIGA).

Note: ACOP 20 Was replaced by Standards of Training in Gas Work from 1st April 2014

Course objectives/key benefits

Those attending this course will be provided with a good understanding of the relevant requirements of the Gas Safety (Installation and Use) Regulations 1998 and how they related to the work they undertake.

Who is the course aimed at?

Anyone involved in the installation of cavity wall or loft insulation or external wall cladding, or those who supervise such work.

Entry requirements/pre-requisites

Anyone undertaking this course must be experienced in installing cavity wall or loft insulation or external wall cladding.

Course content

The course follows four key modules;

  • Safety Legislation and basic safety
  • Combustion and its control
  • Flues and Ventilation
  • Domestic pipework installation (Cladding installers only)

Course duration

One day

Training Method

Theory and practical workshop


Multiple choice question paper

Course Outcome/Qualification

Candidates who successfully complete the assessment will receive a Logic Certification certificate of competence in the subject area undertaken.

Materials Provided

Candidates will be provided with a course training pack.


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