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Recent content by returnofsid
The friendliest place on the web for anyone with an interest in aquariums or fish keeping!
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Okay, I'm not an engineer either...I'm actually a chef, however, I used to be in construction. It's not at all uncommon for 3rd floors to be of concrete. It's actually building code in many states. Any residential building over 2 stories has to have concrete floor 3rd and every odd numbered...