Breaking it down to its core, the roof is essentially a waterproofing mechanism for an institutional and commercial building. The basic expectation is that a roof will keep building occupants dry and the building's contents protected.
Virtually any type of roofing system does its job on a dry day, but enter some rain into the picture and that's when problems can be exposed.
How nervous do you as a facility manager or maintenance and engineering get on a rainy day? How confident are you that your roof will hold up in a heavy rainstorm, that drainage is clear and functioning, inventory and equipment inside the building are protected, and that your business operations will not be interrupted because of a leak?
