OBJ1: Revise occupational requirements for HVAC technicians to match the demand for green heating & cooling. OBJ2: Develop a novel curriculum for dual vocational training on heat pump technologies. OBJ3: Introduce open-access delivery methods to increase VET flexibility and inclusiveness. OBJ4: Foster heat pump skills recognition via a micro credential-based certification scheme. OBJ5: Foster the capitalisation of project results in VET practice via integration in HVAC qualification outlines.