Further, {HEAD ~ back pressure} created on {TAIL ~ the high pressure side} of the loose fill insulation is directly proportional to density 
created on
Further , { HEAD ~ back pressure } created on { TAIL ~ the high pressure side } of the loose fill insulation is directly proportional to density
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH