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INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />K. Apply adhesives, mastics, and sealants at manufacturer's recommended coverage rate and wet <br />and dry film thicknesses. <br />L. Install insulation with factory -applied jackets as follows: <br />1. Draw jacket tight and smooth. <br />2. Cover joints and seams with tape as recommended by insulation material manufacturer <br />to maintain vapor seal. <br />3. Where vapor barriers are indicated, apply vapor -barrier mastic on seams and joints and <br />at ends adjacent to pipe flanges and fittings. <br />M. Cut insulation in a manner to avoid compressing insulation more than 75 percent of its nominal <br />thickness. <br />N. Finish installation with systems at operating conditions. Repair joint separations and cracking <br />due to thermal movement. <br />O. Repair damaged insulation facings by applying same facing material over damaged areas. <br />Extend patches at least 4 inches beyond damaged areas. Adhere and seal patches similar to <br />butt joints. <br />P. For above ambient services, do not install insulation to the following: <br />1. Vibration -control devices. <br />2. Testing agency labels and stamps. <br />3. Nameplates and data plates. <br />4. Manholes. <br />5. Handholes. <br />6. Cleanouts. <br />3.4 PENETRATIONS <br />A. Insulation Installation at Aboveground Exterior Wall Penetrations: Install insulation continuously <br />through wall penetrations. <br />1. Seal penetrations with flashing sealant. <br />2. For applications requiring only indoor insulation, terminate insulation inside wall surface <br />and seal with joint sealant. <br />3. Seal jacket to wall flashing with flashing sealant. <br />B. Insulation Installation at Interior Wall and Partition Penetrations (That Are Not Fire Rated): <br />Install insulation continuously through walls and partitions. <br />C. Insulation Installation at Fire -Rated Wall and Partition Penetrations: Install insulation <br />continuously through penetrations of fire -rated walls and partitions. <br />1. Comply with requirements in Division 07 Section "Penetration Firestopping" for <br />firestopping and fire -resistive joint sealers. <br />PLUMBING INSULATION 220700 - 7 <br />