(9 Months Pre-Apprenticeship - Start Sept 25) Highfields Level 1 Introduction to Construction. Additional certificates: Asbestos Awareness/ Fire Warden/ Working at heights/ Manual Handling/ Cut off saw/ CSCS. (18-24 months) Level 2 Roofer Apprenticeship programme Roof Slater and Tiler, Waterproof Membranes Installer, Roof Sheeter and Cladder.