The seal (10) has a back wall (11) forming back of D shape of the seal, and a belly wall (12) forming the belly of the D shape of the seal, where the seal is made of elastically deformable material. Two side walls (13) connect the back and belly walls. The...

The acoustic insulation assembly which is installed in a part (K) having a longitudinal direction and a tubular wall (1) comprises a section (13) able to be thermally expanded to form a foam. The section has two principal parallel faces extending along a p...