W aterproofing a 39 story high rise building is not a task that many roofing companies want to tackle. Ace Roofing Systems, under the di - rection of Bob Cappy, set out to do just that. The Union Bank of California required the removal of two existing roofs down to the metal substrate. Workers had to bring all the debris down three flights of stairs in tear off bags, then down a service elevator to be discarded into the dumpster. To c

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