Roxul TopRock DD:

Roxul TopRock DD

Strong, durable insulation board

Roxul TopRock DD is a rigid, extremely strong stone wool insulation board  It is intended for commercial/ industrial new building and reroofing applications and is suitable for use with mechanically fastened or ballasted traditional and single ply membranes.

Water repellent yet vapor permeable, TopRock DD is also non-combustible; a melting point of approximately 2150°F (1177°C) gives it excellent fire resistance properties.  


Stone wool is a combination of slag and basalt.  

Click here to learn more about the benefits of Roxul insulation. 

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