Upon arrival the technician spoke with the customer, the customer explained that he normally has a company come out and service his air-conditioning systems, although the gentleman who works with this company is no longer able to make the drive out. The customer stated that he has a leak in his evaporator coil. In the system as an R 22 system. Customer stated that his system needs to be replaced. A technician went into the attic and found that the system has 25 year old metal ductwork. The customer will need a 3 ton elite package , In order to solve all the issues., In order to solve all the issues