Water Has To Be The Worst Enemy For A Building Water corrodes steel. It rots wood.  It can infiltrate concrete and freeze inside, cracking the structure. One of the main tasks a building must accomplish is keeping water from weakening the materials that support it. A well-built metal building system can seal out rain-water and snow melt, but exterior moisture is only half the job.  Water vapor is always present, outside and inside the building,Continue reading