Reroof with Versico TPO membrane Wall flashing,wrap all units Polyiso insulation Metal plates,heavy duty screws, Freeman Roofing been doing all types of Commercial Roofs for over 45 years we are the best for this type work Standing seam mechanicals fasten all metal roofs and we do all details correct no short cuts allowed For all your Commercial needs repairs or whole roofs call us we are the top at what we do