Removal of combustible ACM cladding panels, Insulation, and support system. Design and installation of new helping hand system, new Fire Cavity Barriers, design and installation of new fire rated Non-Combustible Aluminium Cladding System. All works carried out at penthouse level. Condensation Risk Analysis carried out to all affected apartments, this resulted in a Vapour Control Barrier being installed to the inside skin of the external walls in all penthouse apartments.