This qualification is aimed at those who need at those who need to demonstrate an understanding of how to apply the practical knowledge and skills necessary to coordinate, document, and lodge domestic retrofit projects in accordance with PAS 2035 and TrustMark requirements. Establishing underpinning knowledge and understanding for individuals who need to demonstrate an understanding of how to apply the practical knowledge and skills necessary to coordinate, document, and lodge domestic retrofit projects in accordance with PAS 2035 and TrustMark requirements through both a taught programme of off-the-job learning or through workplace assessment (for those with access to the real workplace)