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CHAPEL HILL ORANGE COUNTY VISITORS BUREAU August 12, 2020 <br />308 WEST FRANKLIN, CHAPEL HILL, NC <br /> <br />TILING 093000 - 9 <br />3.5 WATERPROOFING INSTALLATION <br />A. Install waterproofing to comply with ANSI A108.13 and manufacturer's written instructions to <br />produce waterproof membrane of uniform thickness and bonded securely to substrate. <br />B. Do not install tile or setting materials over waterproofing until waterproofing has cured and been <br />tested to determine that it is watertight. <br />3.6 CRACK ISOLATION MEMBRANE INSTALLATION <br />A. Install crack isolation membrane to comply with ANSI A108.17 and manufacturer's written <br />instructions to produce membrane of uniform thickness and bonded securely to substrate. <br />B. Do not install tile or setting materials over crack isolation membrane until membrane has cured. <br />3.7 CLEANING AND PROTECTING <br />A. Cleaning: On completion of placement and grouting, clean all ceramic tile surfaces so they are free <br />of foreign matter. <br />1> Remove epoxy and latex-portland cement grout residue from tile as soon as possible. <br />2> Clean grout smears and haze from tile according to tile and grout manufacturer's written <br />instructions but no sooner than 10 days after installation. Use only cleaners <br />recommended by tile and grout manufacturers and only after determining that cleaners <br />are safe to use by testing on samples of tile and other surfaces to be cleaned. Protect <br />metal surfaces and plumbing fixtures from effects of cleaning. Flush surfaces with clean <br />water before and after cleaning. <br />3> Remove temporary protective coating by method recommended by coating manufacturer <br />and that is acceptable to tile and grout manufacturer. Trap and remove coating to prevent <br />drain clogging. <br />B. Protect installed tile work with kraft paper or other heavy covering during construction period to <br />prevent staining, damage, and wear. If recommended by tile manufacturer, apply coat of neutral <br />protective cleaner to completed tile walls and floors. <br />C. Prohibit foot and wheel traffic from tiled floors for at least seven days after grouting is completed. <br />D. Before final inspection, remove protective coverings and rinse neutral protective cleaner from tile <br />surfaces. <br />3.8 INTERIOR TILE INSTALLATION SCHEDULE <br />A. See interior drawings and room finish schedule for interior tile installation <br />END OF SECTION 093000 <br />DocuSign Envelope ID: 775B89AF-3514-4D9E-B148-2FDE4EFF16C2