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DocuSign Envelope ID: B94F2D40-3B3C-47A7-86C2-6F1 B4F92C62C <br /> Orange County Emergency Services Building Construction Documents <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 connections. <br /> F. Volume control dampers. <br /> G. Miscellaneous products: <br /> 1. 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. NFPA 96 - Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations; <br /> 2017. <br /> C. SMACNA(DCS)- HVAC Duct Construction Standards Metal and Flexible; 2005 (Revised 2009). <br /> D. UL 33-Safety Heat Responsive Links for Fire-Protection Service; Current Edition, Including All <br /> Revisions. <br /> E. UL 555-Standard for Fire Dampers; Current Edition, Including All Revisions. <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. <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. See Section 01 60 00- Product Requirements, for additional provisions. <br /> 2. 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 /> PART 2 PRODUCTS <br /> 2.01 BACKDRAFT DAMPERS -METAL <br /> A. Manufacturers: <br /> 1. Nailor Industries, Inc: www.nailor.com. <br /> 2. Ruskin Company, a brand of Johnson Controls: www.ruskin.com. <br /> 3. Greenheck <br /> B. Multi-Blade, Parallel Action Gravity Balanced Backdraft Dampers: Extruded aluminum, with center <br /> pivoted blades of maximum 6 inch width, with felt or flexible vinyl sealed edges, linked together in <br /> rattle-free manner with 90 degree stop, steel ball bearings, and plated steel pivot pin; adjustment <br /> device to permit setting for varying differential static pressure. <br /> 2.02 DUCT ACCESS DOORS <br /> A. Manufacturers: <br /> PDC Project 18102 AIR DUCT ACCESSORIES 23 33 00 - 1 <br /> 12/17/2018 <br />