Kool-Lastik Primer
#34-600

Prime with Kool-Lastik Primer to improve topcoat adhesion and prevent leaks. Kool-Lastik is a rubberized undercoating specially formulated to perform well on troublesome roofs and in ponded water situations.

  • Heavy duty rubberized undercoating
  • Improves topcoat adhesion and prevents leaks
  • Expands and contracts with your roof
  • Light blue color makes coating with topcoat efficient
  • Improves resistance to standing water
  • Soap and water cleanup - while wet
  • Apply in two coats
  • Kool-Lastik is a primer and must be topcoated

  • Recommended for the following troublesome roofs: Modified Bitumen, Rolled Roofing, Bonded Tar and Gravel, Built-up Roofs, most Asphaltic roof surfaces and for roofs where water ponds.
  • Kool Seal is not recommended for Asphalt/Fiberglass Shingles.
  • Use as a base to convert black asphalt to white


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