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Southern Human Services Center Smith Sinnett /2020072 <br />HVAC and Roof Renovations Orange County,North Carolina <br />Air Duct Accessories 23 33 00 - 1 <br />SECTION 23 33 00 <br />AIR DUCT ACCESSORIES <br />PART 1 GENERAL <br />1.01 SECTION INCLUDES <br />A.Backdraft dampers -metal. <br />B.Duct access doors. <br />C.Duct test holes. <br />D.Fire dampers. <br />E.Flexible duct connectors. <br />F.Volume control dampers. <br />G.Miscellaneous products: <br />1.Internal strut end plugs. <br />2.Duct opening closure film. <br />1.02 REFERENCE STANDARDS <br />A.NFPA 90A -Standard for the Installation of Air-Conditioning and Ventilating Systems 2018. <br />B.SMACNA (DCS)-HVAC Duct Construction Standards Metal and Flexible 2005 (Revised 2009). <br />1.03 SUBMITTALS <br />A.Product Data: Provide for shop fabricated assemblies including volume control dampers. Include <br />electrical characteristics and connection requirements. <br />B.Manufacturer's Installation Instructions: Provide instructions for fire dampers and combination fire <br />and smoke dampers. <br />C.Project Record Drawings: Record actual locations of access doors and test holes. <br />D.Maintenance Materials: Furnish the following for Owner's use in maintenance of project. <br />1.Extra Fusible Links: One of each type and size. <br />1.04 QUALITY ASSURANCE <br />A.Manufacturer Qualifications: Company specializing in manufacturing the type of products specified <br />in this section,with minimum five years of documented experience. <br />B.Products Requiring Electrical Connection: Listed and classified by Underwriters Laboratories Inc. <br />as suitable for the purpose specified and indicated. <br />1.05 DELIVERY,STORAGE,AND HANDLING <br />A.Protect dampers from damage to operating linkages and blades. <br />B.Storage:Store materials in a dry area indoor,protected from physical damage and in accordance <br />with manufacturer's instructions. <br />PART 2 PRODUCTS <br />2.01 AIR TURNING DEVICES/EXTRACTORS <br />A.Manufacturers: <br />1.Carlisle HVAC Products <br />2.Elgen Manufacturing,Inc <br />3.Ruskin Company <br />4.Titus HVAC,a brand of Johnson Controls <br />5.Ward Industries,a brand of Hart and Cooley,Inc <br />6.Or Approved Equal <br />B.Multi-blade device with blades aligned in short dimension;steel construction;with individually <br />adjustable blades,mounting straps. <br />2.02 BACKDRAFT DAMPERS -METAL <br />A.Manufacturers: <br />DocuSign Envelope ID: 94E7997D-4F29-42F6-A9B4-0A160438D2A6