PolyTHERM Roofing Ply:

PolyTHERM Roofing Ply

Polyester Fabric For Use In Hot Applied Roofing Systems

The tough PolyTHERM Roofing Ply is designed for use as base plies in THERMastic MB roofing systems and for use in multi-ply applications where the highest level of performance is needed in toughness, puncture resistance, elongation and flexibility over a wide range of temperatures.


PolyTHERM Roofing Ply is a non-woven, continuous filament, spunlaid, thermally bonded, heat resistant polyester, manufactured to provide superior strength and toughness.

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.) 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.


Phone: 1.800.852.6013

Email: inforoofing@tremcoinc.com