Quote:
Originally Posted by emathias
It's a replacement cornice, it replaced the original about 10 years ago. I'm not the one who installed it, so I can't say with 100% certainty that it is zinc, but that is what the board president from that timeframe told me.
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Then it is probably galvanized (zinc plated) steel.
I doubt if it will last 100 years, but keep it painted and it'll do 50 just fine.
Eventually residue from the acid flux will eat through the protective zinc and it'll start to rust out in the nooks and crannies.