Issued: 8/21/2009 2:59:47 PM
Please provide hood sizing calculations to comply with FMC 507.13.
Wednesday, September 02, 2009 Received a response from the A/E that they did not have to provide sizing calculation for the hood, referencing compliance with UL 710. Please provide the complete UL 710 documentation that shows the hood that was selected is adequate to serve the site specific equipment shown on A-6.1.