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DocuSign Envelope ID:D561B1AE-DF34-4907-AD06-AOEB37BBE427 <br /> CHAPEL HILL ORANGE COUNTY VISITORS BUREAU August 12,2020 <br /> 308 WEST FRANKLIN,CHAPEL HILL,NC <br /> 2.3 FIXED,EXTRUDED-ALUMINUM LOUVERS <br /> A. Horizontal Storm-Resistant Louver: <br /> 1. Manufacturers: Subject to compliance with requirements,available manufacturers offering <br /> products that may be incorporated into the Work, if they meet the requirements of this section, <br /> include,but are not limited to,the following: <br /> a. Air Balance Inc.; a Mestek company. <br /> b. Air Flow Company,Inc. <br /> C. Airolite Company,LLC (The). <br /> d. All-Lite Architectural Products. <br /> e. American Warming and Ventilating,Inc.; a Mestek company. <br /> f. Arrow United Industries; a division of Mestek,Inc. <br /> g. Construction Specialties, Inc. <br /> h. Greenheck Fan Corporation. <br /> i. Industrial Louvers, Inc. <br /> j. NCA Manufacturing,Inc. <br /> k. Nystrom Building Products. <br /> 1. Reliable Products, Inc. <br /> M. Ruskin Company; Tomkins PLC. <br /> n. United Enertech Corp. <br /> 2. Louver Depth: 8 inches. <br /> 3. Frame and Blade Nominal Thickness: Not less than 0.080 inch for blades and 0.080 inch for <br /> frames. <br /> 4. Louver Performance Ratings: <br /> a. Free Area: See Mechanical Drawings for required free area. <br /> b. Air Performance: See mechanical drawings and specifications for Air Performance. <br /> C. Wind-Driven Rain Performance: Not less than 95 percent effectiveness when subjected to <br /> a rainfall rate of 3 inches per hour and a wind speed of 29 mph. <br /> 5. AMCA Seal: Mark units with AMCA Certified Ratings Seal. <br /> 2.4 LOUVER SCREENS <br /> A. General: Provide screen at each exterior louver. <br /> 1. Screen Location for Fixed Louvers: Interior face. <br /> 2. Screening Type: Bird screening for louvers serving parking level ventilation, insect screening at <br /> all others. <br /> B. Secure screen frames to louver frames with stainless-steel machine screws, spaced a maximum of 6 <br /> inches from each corner and at 12 inches o.c. <br /> C. Louver Screen Frames: Fabricate with mitered corners to louver sizes indicated. <br /> LOUVERS AND VENTS 089000 - 5 <br />