A versatile roofing mastic that contains a precise blend of select asphalts, petroleum solvents, tough reinforcing fibers and special additives that enhance spreadability.

Dries to form a durable, but pliable, seal that allows for minor expansion and contraction. Acid and alkali resistant, it bonds to all clean surfaces except coal tar-based materials. Available in winter and summer grades. 100% ASBESTOS FREE!

Ideal for flashing construction and other detail roofing work such as tie-offs or shingle securement. Provides excellent waterproofing properties for temporary repairs, or more permanent repairs when used with glass reinforcement.

• Trowel or Caulking Gun application
• 1 gallon per 12.5 square feet when applied at 1/8" thickness

For more information on this product please view the Tamko #801 data sheet.