Tuffak® SL Sign Grade

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Data Sheet

TUFFAK® SL Sign Grade polycarbonate sheet sign grade, available in sheet and reels, is an enhanced UV resistant product with exceptional weatherability and superior impact strength. TUFFAK® SL Sign Grade polycarbonate meets UL 879 for electrical signage. It can be easily fabricated, thermoformed, and decorated, and has a proven track record of outstanding performance in any environment and meets the UL 879 standard for electric sign components. Advantages of TUFFAK® SL Sign Grade:

  • UV resistant cap layer
  • Easy to thermoform
  • Impact resistant
  • UL 879 standard for electrical sign components


  • Flat and formed sign faces
  • Channel letters