... special resin combination undercoating for corrosion protection and sound deadening.Rubberized Undercoat SprayPermanently protects automotive undercarriages, door skins, ... :Provides hiding power, abrasion resistance, corrosion protection and sound deadening to:1. Automotive undercarriages2. Wheel wells3. Door skins4. ... tasks mentioned above.Loading Ref.:Certificates: Rubberized Car Undercoat Spray