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Tekton® 38 Gravel Guard Undercoating

Rubber based coating used for protection against rust and mechanical abrasion under bumper and rocker panels of automobiles and undercarriages of cars, trucks, trailers, boats, etc.

  • Remove overspray with mild solvent before drying
  • Rubber-based grey undercoating
  • Paintable when dry, no primer needed
  • High solid
  • Can duplicate any OEM finish
  • Good sound deadening qualities
  • Manufactured under ISO 9002 certification
  • Color: Grey
  • Excellent adhesion
  • Allow 15 minutes flash-off time between coats
  • Do not bake over 150°F
  • Dries quickly: thin coat 30 min, double coat 60 min, very thick coat (i.e., wheel well application) 90 min
  • Solvent and gasoline resistant when completely dry
  • Product ID: TK38


Tekton® 38 Gravel Guard is a rubber based grey undercoating used for protection against rust and mechanical abrasion under the bumper and rocker panels of automobiles, the undercarriages of cars, trucks, trailers, boats, etc. Can be applied as a pain-table undercoating.

Apply with Undercoating Gun BSA/WB or Economy Gun RA1.

Packaging: Can = 1 Liter, Case = 12 cans

WARNING: This product can expose you to chemicals including Quartz (Si02), which is known to the State of California to cause cancer. For more information go to


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