Vent-Dampers - 23 51 13.16 - Sweets Network Feedhttp://products.construction.com/MasterFormat2004Index/heating,-ventilating,-and-air-conditioning-(hvac)_23-00-00/Vent-Dampers_23-51-13.16RSS Feed for Vent-Dampers2009 The McGraw-Hill Companies, Inc. All rights reserved.C/S Louvers<div><table><tr><td><a href='http://products.construction.com/Manufacturer/C-S-Louvers-NST151569/overview' border='0'><img height='51px' width='70px' valign='top' align='left' border='0' src= 'http://products.construction.com/swts_content_files/151569/294394.jpg' hspace='5'> </a></a></td><td>C/S Louvers</td></tr></table></div>http://products.construction.com/Manufacturer/C-S-Louvers-NST151569/overviewRuskin<div><table><tr><td><a href='http://products.construction.com/Manufacturer/Ruskin-NST591/overview' border='0'><img height='51px' width='70px' valign='top' align='left' border='0' src= 'http://products.construction.com/swts_content_files/591/450085.jpg' hspace='5'> </a></a></td><td></td></tr></table></div>http://products.construction.com/Manufacturer/Ruskin-NST591/overviewWard Industries<div><table><tr><td><a href='http://products.construction.com/Manufacturer/Ward-Industries-NST106416/overview' border='0'><img height='51px' width='70px' valign='top' align='left' border='0' src= 'http://products.construction.com/swts_content_files/106416/E812453.jpg' hspace='5'> </a></a></td><td>Ward Industries</td></tr></table></div>http://products.construction.com/Manufacturer/Ward-Industries-NST106416/overview