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� <br /> I <br /> I <br /> I <br /> I , <br />, INTERIOR EXPOSED HVAC SUPPLY, OUTSIDE AIR AND RETURN DUCTS • <br /> AND PLENUMS � <br /> � <br /> MATERIAL FORM THICKNESS IN VAPOR FIELD-APPLIED <br /> INCHES BARRIER JACKET <br /> REQ'D �i <br /> GLASS FIBER BOARD - 1-1/2 YES �NONE <br /> RECT. ' <br /> GLASS FIBER PIPE - 1-1/2 YES �INONE <br /> ROUND i <br /> SHIELD COOLER,REFRIGERANT AND CONDENSATE PIPING i <br /> PIPE SIZES MATERIALS THICKNESS VAPOR I FIELD- <br /> (NPS) IN INCHES BARRIER �PLIED <br /> REQD J.aCKET <br /> 1/2 TO 1-1/4 FLEXIBLE ELASTOMERIC 3/4 NO I NONE <br /> ! <br /> END OF SECTION ' <br /> � <br /> ' <br /> � <br /> I � <br /> I <br /> I <br /> I <br /> � <br /> I <br /> i <br /> I <br /> I <br /> I <br /> � <br /> i <br /> � <br /> � <br /> �, <br /> I <br /> i <br /> ,� � <br /> � <br /> � <br /> ICT 99184 � <br /> 15250 - 12 � <br /> i <br />