Overview, Undersealing

Information 

• In the case of repair work, the standard stone shield/undersealing of the body structure must be restored before painting or unit assembly, according to the following illustrations. 
• The undersealing can only be applied to primed sheetmetal. 
  Fig 1: Overview Of Undersealing

  Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. 0.2 mm to 0.4 mm
2. 0.5 mm to 0.7 mm
3. 1 mm to 1.3 mm
4. 0.4 mm to 0.6 mm