Expertise in addressing and preventing galvanic corrosion is a technical necessity for any professional working with metal systems. Given that roofing assemblies often contain various types of metal (e.g., steel panels, aluminum flashing, copper pipes), the contractor must understand the electrochemical properties of these materials and take proactive measures, such as the use of non... https://kkroofspecialist.com.sg/roofing-contractor-singapore/