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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 /> 3.02 PREPARATION <br /> A. Acclimatization: Open flooring boxes and remove packing minimum 3 days prior to start of <br /> installation. <br /> B. Grind and fill subfloor using methods and materials appropriate to the subfloor construction to <br /> eliminate humps and depressions exceeding 3/16 inch(5 mm) inch in 10 feet(3048 mm). <br /> 3.03 INSTALLATION <br /> 3.03.1 New and replacement wood flooring. <br /> A. Flooring: Comply with manufacturer's installation instructions. <br /> B.Adhesive: Comply with adhesive manufacturer's written instructions. <br /> 3.03.2 Existing Wood Flooring: <br /> a. Clean existing wood floor thoroughly with non-abrasive cleaner with grease lifting capacity. <br /> Confirm cleaning effectiveness on a small patch of floor in an obscure location. <br /> b. <br /> 3.04 CLEANING: Reference Section 0174 00: Cleaning and Waste Management <br /> A. Repair or replace damaged installed products. <br /> B. Clean installed products in accordance with manufacturer's instructions prior to Owner's ac- <br /> ceptance. <br /> 2.2 ACCESSORY MATERIALS <br /> A. Wood Underlayment:5/8"Plywood on top of 1/8"Acoustical material, TBD. <br /> B. Vapor Retarder: ASTM D 4397,polyethylene sheet not less than 6.0 mils thick. <br /> C. Wood Flooring Adhesive: Mastic recommended by flooring and adhesive manufacturers for <br /> application indicated. <br /> 1. Use adhesives that have a VOC content of not more than 100 g/L when calculated <br /> according to 40 CFR 59, Subpart D(EPA Method 24). <br /> D. Trowelable Leveling and Patching Compound: Latex-modified, hydraulic-cement-based <br /> formulation approved by wood flooring manufacturer. <br /> E. Fasteners: As recommended by manufacturer, but not less than that recommended in NWFA's <br /> "Installation Guidelines: Wood Flooring." <br /> F. Cork Expansion Strip: Composition cork strip. <br /> G. Trim: In same species and grade as wood flooring,unless otherwise indicated. <br /> 1. See Division 062023 for Base Molding specification. <br /> WOOD FLOORING 096400 -4 <br />