Karnak 5-gal. Asphalt Flashing Cement-19-5 at The Home Depot
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Karnak 5-gal. Asphalt Flashing Cement

Karnak 5-gal. Asphalt Flashing Cement

Model # 19-5

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PRODUCT SOLD :  In Store Only


Formulated to provide a durable, elastic coating, this 5-gal. Asphalt Flashing Cement offers excellent adhesion and high resistance to water and weathering for everyday use.

California residents: seeProposition 65 information

  • Durable elastic coating offers excellent adhesion and high resistance to water and weathering
  • Waterproofs around roof penetrations, skylights and chimneys
  • Use to repair leaks in shingles, concrete, metal roofs, asphalt roofs, flashings on walls, chimneys, flues, downspouts and cornices
  • For sealing cracks in concrete and brick, as joint filler for pre-cast roof slabs and for general-purpose use in the maintenance of exposed buildings and structures
  • Apply by trowel (sold separately)
  • Remains pliable
  • Adheres to vertical and horizontal surfaces without sagging
  • Dries to a tough, flexible, waterproof and corrosion-proof coating that stands up to a range of temperatures and weather conditions
  • Compounded of selected asphalts, mineral fibers and refined solvents to provide a heavy consistency

Info & Guides

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Assembled Depth (in.)  12 in  Assembled Height (in.)  13 in 
Assembled Width (in.)  12 in  Cement Type  Cold Applied 
Cold applied  Yes  Commercial / Residential  Commercial / Residential 
Manufacturer Warranty  3-Year Limited Material  Product Size (oz.)  640 
Roofing Product Type  Roofing Repair 



Store Exclusive. This item is available for purchase in select stores only.