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I <br /> I <br /> I <br /> I <br /> • � � D. Exterior, Exposed Piping Systems: Unless otherwise indicated, <br /> insulate the following pipin� systems: <br /> I <br /> 1. Refrigerant piping. <br /> ' 2. Condensate piping. <br /> ; 3. Refrigerant piping. <br /> 4. Shield cooler chiller piping. <br /> ; <br /> � E. Duct Systems: Unless otherwise indicated, insulate the following <br /> ' duct systems: <br /> i <br /> , l. Interior concealed supply,return and outside air ductwork. <br /> ' 2. Exterior exposed outside air ductwork. <br /> I <br /> 3.12 INSULATION SCHEDULES <br /> I <br /> INTERIOR DOMESTIC HOT WATER <br /> � PIEE SIZES MATERIALS THICKNESS VAPOR FIELD- <br /> (NPS) IN INCHES BARRIER APPLIED <br /> ! REQ'D JACKET <br /> � 1/2�TO 1-1/4 GLASS FIBER 1/2 NO NONE <br /> • FLEXIBLE ELASTOMERIC 1/2 NO NONE <br /> � 1-1/2 TO 4 GLASS FIBER 1/2 NO NONE <br /> � FLEXIBLE ELASTOMERIC 3/4 NO NONE <br /> 5 TO 10 GLASS FIBER 3/4 NO NONE <br /> � FLEXIBLE ELASTOMERIC 3/4 NO NONE <br /> I <br /> ; SANITARY DRAINS AND TRAPS EXPOSED AT FIXTURES FOR DISABLED <br /> i <br /> I PIPE SIZES MATERIALS THICKNESS VAPOR FIELD- <br /> � (NPS) ININCHES BARRIER APPLIED <br /> ' REQ'D JACKET <br /> � � <br /> 1 TO 1-1/2 GLASS FIBER 1 NO NONE <br /> I FLEXIBLE ELASTOMERIC 1/2 NO NONE <br /> I <br /> I <br /> i <br /> � ' <br /> I ICT 991184 <br /> ! 15250 - 11 <br /> i <br /> � I <br />