Aluminum Mastic:

Aluminum Mastic

Reflective, Asphalt-Based Mastic for Roof Flashings and Surface Repairs.

The sag-resistant Aluminum Mastic is ideal for restoring and maintaining the top surface of asphalt-based flashings and repairing field roof defects.  Seams, cracks, holes and other imperfections are sealed with this UV resistant aluminum-colored material in one application, saving the cost of a return visit.


Asbestos-free Aluminum Mastic is a reflective, aluminum-finish mastic formulated with selected asphalt, fibers, stabilizers and high quality aluminum pigment.

Roofing & Weatherproofing Peace of Mind

We deliver peace of mind to building owners and facility managers by managing roofing and building life cycles for customers in all industries, including education, healthcare, government, manufacturing and more.

  • Tremco Roofing offers the industry's most comprehensive roofing and weatherproofing solutions for restoration, repair, maintenance, replacement and new construction.
  • WTI (Weatherproofing Technologies, Inc., a subsidiary of Tremco Incorporated), provides roofing services, construction management and general contracting.
  • Our Canam Building Envelope Specialists affiliate provides building envelope solutions to eliminate air leaks, improve energy efficiency and reduce costs.


US: 1.800.852.6013

Canada: 1.800.668.9879