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1983 5 Story Office Building
1983 5 Story Office: 82,000 SF 5 story with 175 tons DX RTUs using static regain spiral distribution to 145 VAVs. Static regain spiral installed at 18,000 lbs costing $116,700 in place of rectangular MP at 36,500 lbs costing $211,700 saving $95,000 or $1.16 per SF basis 2012$$.