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and inserts. For cold surface piping, extend insulation on anclior • <br /> legs a minimum of 12 inches and taper and seal insulation ends. <br /> 1. Inserts and Shields: Cover hanger inserts and shields with <br /> jacket material matching adjacent pipe insulation. <br /> 3.3 GLASS FIBER PIPE INSULATION 1NSTALLATION <br /> A. Bond insulation to pipe with laggin�adhesive. <br /> B. Seal exposed ends with lagaing adhesive. <br /> C. Sea1 seams and joints with vapor barrier compound. <br /> 3.4 FLEXIBLE ELASTOMERIC CELLULAR PIPE INSULATION <br /> INSTALLATION <br /> A. Slip insulation on the pipe before making connections wherevei• <br /> possible. Seal joints with adhesive. Where the slip-on techniqu:,is <br /> not possible, cut one side longitudinally and apply to the pipe. ;;�eal <br /> seams and joints with adhesive. <br /> B. Valves,Fittings, and Flanges: Cut insulation segments from pipe • <br /> or sheet insulation. Bond to valve, fitting, and flange and seal ; <br /> joints with adhesive. <br /> 1. Miter cut materials to cover soldered elbows and tees. ' <br /> 2. Fabricate sleeve fitting covers from flexible elastomeric <br /> cellular insulation for screwed valves, fittings, and <br /> specialties. Miter cut materials. Overlap adjoining pipe; <br /> insulation. ' <br /> 3.5 FLEXIBLE ELASTOMERIC CELLULAR EQLTIPMENT INSULATI�N <br /> INSTALLATION <br /> A. Install sheets of the lar�est manageable size. <br /> B. Apply full coverage of adhesive to the surfaces of the equipmen� <br /> and to the insulation. <br /> C. Butt insulation joints firmly together and apply adhesive to <br /> insulation edges at j oints. <br /> 3.6 DUCT INSULATION � <br /> ICT 99184 <br /> 15250 - 8 <br />