Automotive Undercoating

Automotive Undercoating



  • 1.

    Why would you use an undercoating?

    Undercoating is popular because it provides a protective rubberized coating to areas on a vehicle that experience significant weathering and damage. Undercoating acts as a barrier against rust, moisture, salt, abrasion and impact damage. 

  • 2.

    What are the most popular uses?

    Most commonly used on a vehicle’s undercarriage, frame, underside of a hood and trunk lid, door skins, floor pans, wheel wells and more. Undercoatings can also be used for other non-automotive applications.  

  • 3.

    What types of surfaces can I paint with undercoatings?

    Rust-Oleum Undercoatings are designed for bare metal or previously painted surfaces. Do not use Undercoatings on surfaces that come in direct contact with heat or high temperatures such as mufflers, exhaust components and other similar surfaces. 

  • 4.

    What is the difference between the Undercoating and the Professional Undercoating?

    Rust-Oleum Undercoating is an easy to apply asphalt-based coating that helps prevent undercarriage damage caused by scratches, rust and weather. 

    The Rust-Oleum Professional Grade Undercoating has greater corrosion resistance, dries faster upon application and offers sound deadening benefits.  

  • 5.

    How can it be applied?

    Rust-Oleum Undercoatings are only available in an aerosol.