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THE CITY OF SUNNY ISLES BEACH <br />PROJECT NO. 21-1011 <br />BUILDING DEPARTMENT RELOCATION TO ANNEX <br /> <br /> <br />Project No. 21-1011 November 2024 079200-9 <br /> <br />1. Force material into the joint with a gun having a nozzle which fits properly. <br /> <br />a. Fill joints solidly, tool to compress and smooth out without thin edges, free <br />of tool marks and flush with adjoining surfaces. <br />b. Remove excess compound, smears, droppings and misplaced compound <br />before it has cured, using suitable tools and non-staining oil-free solvent. <br /> <br />2. Prepare sealants that require mixing; follow manufacturer’s recommended <br />procedures, mixing thoroughly. <br /> <br />3. Mix only as much material as can be applied within manufacturer’s recommended <br />application time period. <br /> <br />4. Apply materials in accordance with manufacturer’s recommendations; take care to <br />produce beads of proper width and depth, tool as recommended by manufacturer, <br />and immediately remove surplus sealant. <br /> <br />5. Apply materials only within manufacturer’s specified application life period. Discard <br />sealant after application life is expired or if prescribed application period has <br />elapsed. <br /> <br />E. Back-up Material: <br /> <br />1. Install appropriate size backer rod, larger than joint where necessary, according to <br />manufacturer’s recommendations. <br /> <br />2. Install polyethylene joint filler in joints wider than 1/4 inch to back-up material per <br />manufacturer’s recommendations. <br /> <br />3. Do not install epoxy joint filler over backer rod. <br /> <br />4. Install backer rod using blunt or rounded tools to assure uniform depth (+/- 1/8”) <br />without puncturing or twisting. Closed cell rod shall be a minimum 20% oversized. <br />Open cell rod shall be a minimum 50% oversized. Install bond breaker tape in <br />shallow joints. <br /> <br />F. Bond Breaker: Install bond-breaker strip in joint to be sealed on top of back-up material <br />to prevent adhesion of sealant to back-up material; install per manufacturer’s <br />recommendations. <br /> <br />3.4 SEALANT AND CAULKING LOCATIONS <br /> <br />A. Joints around door frames, window frames, thru-wall penetrations, louvers, fans and the like. <br /> <br />B. Locations indicated on Drawings including open joints around interior face of door and <br />window frames and where required to make joints weather-tight. <br /> <br />3.5 CLEANING <br /> <br />A. Clean adjacent surfaces free of sealant, caulking and soiling using solvents or cleaning <br />agents recommended by sealant or caulking manufacturer and that will not damage the <br />surface being cleaned. <br />