{HEAD ~ An aircraft} including a pipeline for conducting air, in particular in a temperature range between −55° C. and +85° C. and at a differential pressure load of at most ±500 hPa relative to {TAIL ~ cabin pressure}, for air conditioning, the pipeline comprising: 
{ HEAD ~ An aircraft } including a pipeline for conducting air , in particular in a temperature range between −55 ° C. and +85 ° C. and at a differential pressure load of at most ±500 hPa relative to { TAIL ~ cabin pressure } , for air conditioning , the pipeline comprising :
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH