Install the underlayments over the main roof decking and other covering materials such as ice and water shields, form and screw down the starter flashing along the eaves and wrap them around the corners, screw down the metal panels while making sure they overlap, and finish the roof by fixing the flashing over the joints.
DADOS FORNECIDOS PELA ESCO (COMISSÃO EUROPEIA) E O*NET (DEPARTAMENTO DO TRABALHO DOS EUA)