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Sound Proofing / Insulation: Description and Operation




Insulation

Insulation is used as a sound deadener to reduce exterior road and powertrain noises from the interior of the vehicle. Mastic insulators are also used as insulation. Insulation is installed:

- under the roof.
- above and below the dash.
- at the cowl sides.
- over the front and rear floorpan areas.