PP Foam with formed blisters. PE Film with formed blisters. PE Film with formed blisters and RF-welded microfiber acoustic absorber. PP Film/PE Foam with formed blisters. PE Film with pre-applied butyl for install at OEM plant.

PE Film with RF-welded shoddy pad absorber, dual function part. PD Film RF-welded microfiber absorber, dual function part. PE Foam with formed blisters. Single material construction provides moisture barrier and acoustic benefit.